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Patent Assignment Assignor Details
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Assignor Name : SAKAI, RYOICHI
Total Assignments: 20
Assignment: 1
Reel/Frame:004463/0336   Pages: 1
Recorded: 09/27/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SAKAI, RYOICHI
Exec Dt:
09/17/1985
2
TAMAMURA, HISASHI
Exec Dt:
09/17/1985
Assignee
1
SONY/TEKTRONIX CORPORATION, A CORP OF JAPAN
9-31 KITASHINAGAWA-5, SHINAGAWA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4727318
NONE
06780957
Correspondence name and address
JOHN P. DELLETT
1425 ONE MAIN PLACE, 101 S.W. MAIN
PORTLAND, OR 97204
Assignment: 2
Reel/Frame:004909/0524   Pages: 1
Recorded: 07/05/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SAKAI, RYOICHI
Exec Dt:
06/10/1987
Assignee
1
TEKTRONIX, INC.
4900 S.W. GRIFFITH DRI
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4772859
NONE
07058011
Correspondence name and address
GEORGE T. NOE
TEKTRONIX, INC.
P. O. BOX 500
DELIVERY STATION Y3-121
BEAVERTON, OR 97077
Assignment: 3
Reel/Frame:006292/0610   Pages: 2
Recorded: 10/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SAKAI, RYOICHI
Exec Dt:
10/06/1992
2
AKIYAMA, IWAO
Exec Dt:
10/06/1992
3
FUJISAWA, YASUMASA
Exec Dt:
10/06/1992
Assignee
1
SONY/TEKTRONIX CORPORATION
P.O. BOX 5209, TOKYO INTERNATIONAL
TOKYO 100-31, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5424667
NONE
07962974
Correspondence name and address
JOHN SMITH-HILL
DELLETT, SMITH-HILL AND BEDELL
1070 ONE MAIN PLACE
101 S. W. MAIN
PORTLAND, OR 97204
Assignment: 4
Reel/Frame:011261/0304   Pages: 2
Recorded: 10/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIYAZAKI, KUNIHIKO
Exec Dt:
08/04/2000
2
SAKAI, RYOICHI
Exec Dt:
08/04/2000
3
TAKARAGI, KAZUO
Exec Dt:
08/07/2000
4
SUSAKI, SEIICHI
Exec Dt:
08/07/2000
5
MORITSU, TOSHIYUKI
Exec Dt:
08/17/2000
6
SAKAI, MIZUHIRO
Exec Dt:
08/17/2000
7
IWAMURA, MITSURU
Exec Dt:
09/07/2000
8
MATSUMOTO, TSUTOMU
Exec Dt:
09/07/2000
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7305558
NONE
09693713
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP
PAUL A. DURDIK
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CALIFORNIA 94111-3834
Assignment: 5
Reel/Frame:017033/0042   Pages: 3
Recorded: 11/17/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, HISAO
Exec Dt:
12/11/2003
2
OMIYA, FUJIHIKO
Exec Dt:
12/10/2003
3
OKUDA, HIDEAKI
Exec Dt:
12/09/2003
4
SAKAI, RYOICHI
Exec Dt:
12/11/2003
5
TAKAI, TORU
Exec Dt:
12/11/2003
Assignee
1
TEKTRONIX INTERNATIONAL SALES GMBH
RHEINGOLD STRASSE 50
NEUHAUSEN 82, SCHAFFHAUSEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6998893
US20040135606
10726079
Correspondence name and address
WILLIAM K. BUCHER
TEKTRONIX, INC.
P.O. BOX 500 (50-LAW)
BEAVERTON, OR 97077-0001
Assignment: 6
Reel/Frame:016100/0613   Pages: 3
Recorded: 12/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, RYOICHI
Exec Dt:
12/09/2004
2
HARADA, AKIMITSU
Exec Dt:
12/09/2004
3
NAKAMURA, KOZO
Exec Dt:
12/09/2004
4
OHNISHI, ISAO
Exec Dt:
12/09/2004
5
MATSUYAMA, JYUNTARO
Exec Dt:
12/09/2004
6
UEHARA, TOSHIRO
Exec Dt:
12/09/2004
Assignees
1
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO, JAPAN 181-8622
2
NAKAMURA, KOZO
2-23-13, KITA-MACHI
NERIMA-KU, TOKYO, JAPAN 179-0081
3
OHNISHI, ISAO
3-18-22, ASAGAYAKITA
SUGINAMI-KU, TOKYO, JAPAN 166-0001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7806823
US20060074311
10951322
Correspondence name and address
WILLIAM L. ANDROLIA
KODA & ANDROLIA
2029 CENTURY PARK EAST, SUITE 1430
LOS ANGELES, CA 90067-3024
Assignment: 7
Reel/Frame:018333/0956   Pages: 4
Recorded: 08/18/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, RYOICHI
Exec Dt:
08/31/2005
2
SHOJI, MASAFUMI
Exec Dt:
09/01/2005
3
AKUTO, KAZUYA
Exec Dt:
09/12/2005
4
NAGAOKA, KEN
Exec Dt:
09/06/2005
5
WATANUKI, HIROSHI
Exec Dt:
09/06/2005
Assignee
1
WACOM ELECTRIC CO., LTD.
2-16, NIHONBASHI-MUROMACHI 4-CHOME, CHUO-KU
TOKYO 103-0022, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080216872
10546508
Correspondence name and address
C. BRUCE HAMBURG, ESQ.
JORDAN AND HAMBURG LLP
CHANIN BUILDING, SUITE 4000
122 EAST 42ND STREET
NEW YORK, NY 10168
Assignment: 8
Reel/Frame:017747/0532   Pages: 2
Recorded: 03/28/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARADA, AKIMITSU
Exec Dt:
03/17/2006
2
SAKAI, RYOICHI
Exec Dt:
03/17/2006
3
NAKAMURA, KOZO
Exec Dt:
03/27/2006
4
OHNISHI, ISAO
Exec Dt:
03/27/2006
Assignees
1
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO 181-8622, JAPAN
2
UNIVERSITY OF TOKYO, THE
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO 113-8654, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7841983
US20060241447
11390788
Correspondence name and address
H. HENRY KODA
KODA & ANDROLIA
2029 CENTURY PARK EAST, SUITE 1140
LOS ANGELES, CALIFORNIA 90067-2983
Assignment: 9
Reel/Frame:019709/0077   Pages: 2
Recorded: 08/17/2007
Attorney Dkt #:071957
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAI, RYOICHI
Exec Dt:
07/17/2007
Assignee
1
ALOKA CO., LTD.
6-22-1, MURE, MITAKA-SHI
TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8187185
US20090043207
11835832
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 10
Reel/Frame:019710/0956   Pages: 2
Recorded: 08/17/2007
Attorney Dkt #:071944
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, RYOICHI
Exec Dt:
07/17/2007
2
HARADA, AKIMITSU
Exec Dt:
07/17/2007
Assignee
1
ALOKA CO., LTD.
6-22-1, MURE, MITAKA-SHI
TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9307951
US20090043196
11835819
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 11
Reel/Frame:019941/0743   Pages: 2
Recorded: 10/10/2007
Attorney Dkt #:072291
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAI, RYOICHI
Exec Dt:
09/18/2007
2
HARADA, AKIMITSU
Exec Dt:
09/18/2007
Assignee
1
ALOKA CO., LTD.
6-22-1, MURE, MITAKA-SHI,
TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8123688
US20080086055
11869238
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE-700
WASHINGTON, DC 20036-2657
Assignment: 12
Reel/Frame:020338/0261   Pages: 2
Recorded: 01/09/2008
Attorney Dkt #:072669
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAI, RYOICHI
Exec Dt:
12/07/2007
Assignee
1
ALOKA CO., LTD.
6-22-1, MURE, MITAKA-SHI,
TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7938778
US20090171200
11964161
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 13
Reel/Frame:020737/0110   Pages: 2
Recorded: 04/01/2008
Attorney Dkt #:081419
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MINAGAWA, EIICHI
Exec Dt:
03/17/2008
2
SAKAI, RYOICHI
Exec Dt:
03/17/2008
3
OGAWA, KOJI
Exec Dt:
03/17/2008
Assignee
1
ALOKA CO., LTD.
6-22-1, MURE, MITAKA-SHI
TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8333719
US20080242970
12059246
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE-700
WASHINGTON, DC 20036-2657
Assignment: 14
Reel/Frame:025699/0078   Pages: 6
Recorded: 01/26/2011
Attorney Dkt #:110020
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KOZO
Exec Dt:
12/20/2010
2
ONISHI, ISAO
Exec Dt:
12/20/2010
3
OHASHI, SATORU
Exec Dt:
12/20/2010
4
MINAGAWA, EIICHI
Exec Dt:
12/20/2010
5
HIROTA, KOJI
Exec Dt:
12/20/2010
6
SAKAI, RYOICHI
Exec Dt:
12/20/2010
7
OGAWA, KOJI
Exec Dt:
12/20/2010
8
MIYASAKA, KOICHI
Exec Dt:
12/20/2010
9
MURASHITA, MASARU
Exec Dt:
12/20/2010
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8453511
US20110132094
13055376
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 15
Reel/Frame:025699/0109   Pages: 6
Recorded: 01/26/2011
Attorney Dkt #:110019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KOZO
Exec Dt:
12/20/2010
2
ONISHI, ISAO
Exec Dt:
12/20/2010
3
MATSUYAMA, JUNTARO
Exec Dt:
12/20/2010
4
TOBITA, KENJI
Exec Dt:
12/20/2010
5
SAKAI, RYOICHI
Exec Dt:
12/20/2010
6
OGAWA, KOJI
Exec Dt:
12/20/2010
7
MIYASAKA, KOICHI
Exec Dt:
12/20/2010
8
MINAGAWA, EIICHI
Exec Dt:
12/20/2010
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8317710
US20110130688
13055405
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 16
Reel/Frame:025699/0135   Pages: 6
Recorded: 01/26/2011
Attorney Dkt #:110021
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KOZO
Exec Dt:
12/20/2010
2
ONISHI, ISAO
Exec Dt:
12/20/2010
3
OHASHI, SATORU
Exec Dt:
12/20/2010
4
MINAGAWA, EIICHI
Exec Dt:
12/20/2010
5
HIROTA, KOJI
Exec Dt:
12/20/2010
6
SAKAI, RYOICHI
Exec Dt:
12/20/2010
7
OGAWA, KOJI
Exec Dt:
12/20/2010
8
MIYASAKA, KOICHI
Exec Dt:
12/20/2010
9
MURASHITA, MASARU
Exec Dt:
12/20/2010
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8522617
US20110126629
13055415
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 17
Reel/Frame:026298/0688   Pages: 4
Recorded: 05/18/2011
Attorney Dkt #:110558
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KOZO
Exec Dt:
03/25/2011
2
ONISHI, ISAO
Exec Dt:
03/25/2011
3
MATSUYAMA, JUNTARO
Exec Dt:
03/25/2011
4
TOBITA, KENJI
Exec Dt:
03/25/2011
5
SAKAI, RYOICHI
Exec Dt:
03/30/2011
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
ALOKA CO., LTD.
6-22-1, MURE
MITAKA-SHI, TOKYO, JAPAN 181-8622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110224545
13129605
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN LLP
1250 CONNECTICUT AVENUE NW,
SUITE 700
WASHINGTON,, DC 20036
Assignment: 18
Reel/Frame:026263/0245   Pages: 3
Recorded: 05/11/2011
Attorney Dkt #:8477-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAI, RYOICHI
Exec Dt:
04/21/2011
Assignee
1
TEKTRONIX, INC.
14150 SW KARL BRAUN DRIVE
P.O. BOX 500 (50-LAW)
BEAVERTON, OREGON 97077-0001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110254721
13081958
Correspondence name and address
WILLIAM K. BUCHER
14150 SW KARL BRAUN DRIVE
P.O. BOX 500 (50-LAW)
BEAVERTON, OR 97077-0001
Assignment: 19
Reel/Frame:029296/0329   Pages: 3
Recorded: 11/14/2012
Attorney Dkt #:P08698-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SAKAI, RYOICHI
Exec Dt:
10/07/2012
Assignee
1
TEKTRONIX, INC.
14150 SW KARL BRAUN DRIVE
P.O. BOX 500 (50-LAW)
BEAVERTON, OREGON 97077-0001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8575983
NONE
13560931
Correspondence name and address
WILLIAM K. BUCHER
14150 SW KARL BRAUN DRIVE
P.O. BOX 500 (50-LAW)
BEAVERTON, OR 97077-0001
Assignment: 20
Reel/Frame:052141/0911   Pages: 4
Recorded: 03/17/2020
Attorney Dkt #:KASU.039
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NOHATA, YASUHIRO
Exec Dt:
02/03/2020
2
UJIHARA, RIE
Exec Dt:
02/03/2020
3
SAKAI, RYOICHI
Exec Dt:
02/19/2020
4
OGATA, FUTOSHI
Exec Dt:
02/19/2020
Assignees
1
HAKUTO CO., LTD.
1-13, SHINJUKU 1-CHOME, SHINJUKU-KU
TOKYO, JAPAN 160-8910
2
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200230262
16633506
Correspondence name and address
MCGINN I.P. LAW GROUP, PLLC
8321 OLD COURTHOUSE ROAD, SUITE 200
VIENNA, VA 22182-3817

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