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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : YAMASAKI, KEIKO
Total Assignments: 20
Assignment: 1
Reel/Frame:010459/0287   Pages: 3
Recorded: 12/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMASAKI, KEIKO
Exec Dt:
03/18/1999
2
KONISHI, TATSUYA
Exec Dt:
03/18/1999
3
SHUDO, JUTARO
Exec Dt:
03/18/1999
Assignee
1
TEIKOKU SEIYAKU CO., LTD.
567, SANBONMATSU, OHCHICHO, OHKAWA-GUN
KAGAWA, JAPAN 769-2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6299885
NONE
09254877
Correspondence name and address
EVENSON, MCKEOWN, EDWARDS ET AL.
HERBERT I. CANTOR
1200 G STREET, NW, SUITE 700
WASHINGTON, DC 20005
Assignment: 2
Reel/Frame:011989/0496   Pages: 3
Recorded: 07/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIDEYUKI
Exec Dt:
05/17/2001
2
YAMASAKI, KEIKO
Exec Dt:
05/11/2001
3
NOZAKI, KEIJI
Exec Dt:
05/14/2001
Assignees
1
TEIKOKU SEIYAKU CO., LTD.
567, SANBONMATSU, OCHI-CHO
OKAWA-GUN, KAGAWA, JAPAN
2
SEIREN CO., LTD.
1-10-1, KEYA, FUKUI-SHI
FUKUI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6613339
NONE
09830115
Correspondence name and address
WENDEROTH, LIND & PONACK LLP
WARREN M. CHEEK, JR., ESQ.
2033 K STREET N.W.
SUITE 800
WASHINGTON, D.C. 20006-1021
Assignment: 3
Reel/Frame:012140/0851   Pages: 3
Recorded: 09/05/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMASAKI, KEIKO
Exec Dt:
08/07/2001
2
AKAZAWA, MITSUJI
Exec Dt:
08/07/2001
3
SHUDO, JUTARO
Exec Dt:
08/20/2001
4
NOZAKI, KEIJI
Exec Dt:
08/20/2001
Assignee
1
TEIKOKU SEIYAKU CO., LTD.
567, SANBONMATSU, OCHI-CHO
OKAWA-GUN, KAGAWA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7018647
NONE
09914265
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: WARREN M. CHEEK, JR.
2033 K STREET, N.W., SUITE 800
WASHINGTON, D.C. 20006-1021
Assignment: 4
Reel/Frame:016128/0757   Pages: 3
Recorded: 12/22/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOKOYAMA, HIDEAKIRA
Exec Dt:
08/23/2004
2
HIRATA, AKIHIKO
Exec Dt:
08/23/2004
3
HAMAMOTO, HIDETOSHI
Exec Dt:
08/23/2004
4
YAMASAKI, KEIKO
Exec Dt:
08/23/2004
5
FUJII, TAKERU
Exec Dt:
08/23/2004
Assignee
1
MEDRX CO., LTD.
1055, MATSUBARA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050089577
10506512
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 5
Reel/Frame:016270/0735   Pages: 3
Recorded: 09/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, HIDETOSHI
Exec Dt:
08/30/2004
2
YAMASAKI, KEIKO
Exec Dt:
08/30/2004
3
YOKOYAMA, HIDEAKIRA
Exec Dt:
08/30/2004
4
HIRATA, AKIHIKO
Exec Dt:
08/30/2004
5
FUJII, TAKERU
Exec Dt:
08/30/2004
Assignees
1
MEDRX CO., LTD.
1055, MATSUBARA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN
2
NIPPON SHINYAKU CO., LTD.
14, KISSHOIN NISHINOSHO MONGUCHICHO, MINAMI-KU
KYOTO-SHI
KYOTO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8323693
US20050118269
10507522
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 6
Reel/Frame:017474/0686   Pages: 3
Recorded: 01/13/2006
Attorney Dkt #:ISHI3009/REF
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIBASHI, MASAKI
Exec Dt:
01/10/2006
2
HAMAMOTO, HIDETOSHI
Exec Dt:
01/10/2006
3
YAMASAKI, KEIKO
Exec Dt:
01/10/2006
Assignee
1
MEDRX CO., LTD.
1055 MATSUBARA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060159632
11331163
Correspondence name and address
RICHARD E. FICHTER
BACON & THOMAS, PLLC
625 SLATERS LANE FOURTH FLOOR
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:017812/0141   Pages: 5
Recorded: 04/17/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOKOYAMA, HIDEAKIRA
Exec Dt:
03/31/2006
2
HIRATA, AKIHIKO
Exec Dt:
03/31/2006
3
HAMAMOTO, HIDETOSHI
Exec Dt:
03/31/2006
4
ISHIBASHI, MASAKI
Exec Dt:
03/31/2006
5
YAMASAKI, KEIKO
Exec Dt:
03/31/2006
6
FUJII, TAKERU
Exec Dt:
03/31/2006
Assignees
1
MEDRX CO., LTD.
1055, MATSUBARA, KAGAWA
HIGASHIKAGAWA-SHI, JAPAN
2
NIPPON SHINYAKU CO., LTD.
14, KISSHOIN NISHINOSHO MONGUCHICHO
MINAMI-KU, KYOTO, KYOTO-SHI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070053939
10576209
Correspondence name and address
WENDEROTH LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 8
Reel/Frame:018133/0793   Pages: 3
Recorded: 07/28/2006
Attorney Dkt #:2006_1222A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAMOTO, HIDETOSHI
Exec Dt:
07/17/2006
2
ISHIBASHI, MASAKI
Exec Dt:
07/17/2006
3
MATSUMURA, SUEKO
Exec Dt:
07/17/2006
4
YAMASAKI, KEIKO
Exec Dt:
07/17/2006
Assignees
1
MEDRX CO., LTD.
1055, MATSUBARA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN
2
NIPPON SHINYAKU CO., LTD.
14, KISSHOIN NISHINOSHO MONGUCHICHO, MINAMI-KU,
KYOTO-SHI, KYOTO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7655687
US20070054952
10587862
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 9
Reel/Frame:018943/0715   Pages: 3
Recorded: 02/16/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENDO, MITSURU
Exec Dt:
02/02/2007
2
YAMASAKI, KEIKO
Exec Dt:
02/02/2007
3
HAMAMOTO, HIDETOSHI
Exec Dt:
02/02/2007
4
MATSUMURA, SUEKO
Exec Dt:
02/02/2007
5
ISHIBASHI, MASAKI
Exec Dt:
02/02/2007
Assignee
1
MEDRX CO., LTD.
1055, MATSUBARA
HIGASHIKAWAGA-SHI
KANAGAWA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7592371
US20080108700
11660393
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, NW, SUITE 800
WASHINGTON, D.C. 20006-1021
Assignment: 10
Reel/Frame:020253/0497   Pages: 3
Recorded: 12/03/2007
Attorney Dkt #:2007-2081A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TATSUMI, NOBORU
Exec Dt:
11/20/2007
2
HAMAMOTO, HIDETOSHI
Exec Dt:
11/20/2007
3
ISHIBASHI, MASAKI
Exec Dt:
11/20/2007
4
SHIOTA, KANAKO
Exec Dt:
11/20/2007
5
MATSUMURA, SUEKO
Exec Dt:
11/20/2007
6
YAMASAKI, KEIKO
Exec Dt:
11/20/2007
Assignee
1
MEDRX CO., LTD.
1055, MATSUBARA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7678817
US20080161364
11921438
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
ATTN: MICHAEL R. DAVIS, ESQ.
2033 K STREET, N.W., SUITE 800
WASHINGTON, DC 20006-1021
Assignment: 11
Reel/Frame:021190/0121   Pages: 5
Recorded: 07/02/2008
Attorney Dkt #:702854
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ENDO, MITSURU
Exec Dt:
05/02/2008
2
HAMAMOTO, HIDETOSHI
Exec Dt:
05/02/2008
3
YAMASAKI, KEIKO
Exec Dt:
05/02/2008
4
MATSUMURA, SUEKO
Exec Dt:
04/23/2008
Assignee
1
MEDRX CO., LTD.
431-7, NISHIYAMA
HIGASHIKAGAWA-SHI, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090264664
12090994
Correspondence name and address
JOHN KILYK, JR.
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 12
Reel/Frame:027757/0858   Pages: 2
Recorded: 02/24/2012
Attorney Dkt #:053356-5009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMASAKI, KEIKO
Exec Dt:
02/03/2012
2
TANIMOTO, TAKAHIRO
Exec Dt:
02/03/2012
Assignee
1
MEDRX CO., LTD.
431-7, NISHIYAMA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8568746
US20120149664
13392181
Correspondence name and address
ROBERT J. SMYTH
1111 PENNSYLVANIA AVE. NW
WASHINGTON, DC 20004
Assignment: 13
Reel/Frame:030397/0053   Pages: 6
Recorded: 05/10/2013
Attorney Dkt #:712404
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AKAZAWA, MITSUJI
Exec Dt:
03/13/2013
2
YAMASAKI, KEIKO
Exec Dt:
03/14/2013
Assignees
1
KM TRANSDERM
KITA-KU, NAKANOSHIMA, 3-2-4
OSAKA-SHI, OSAKA, JAPAN 530-0005
2
MEDRX CO., LTD.
431-7, NISHIYAMA
HIGASHIKAGAWA-SHI, KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130226112
13820685
Correspondence name and address
JOHN KILYK, JR.
TWO PRU PLAZA - STE 4900, 180 N. STETSON
CHICAGO, IL 60601-6731
Assignment: 14
Reel/Frame:030397/0196   Pages: 6
Recorded: 05/10/2013
Attorney Dkt #:712405
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AKAZAWA, MITSUJI
Exec Dt:
03/03/2013
2
YAMASAKI, KEIKO
Exec Dt:
03/14/2013
Assignees
1
KM TRANSDERM
3-2-4, NAKANOSHIMA, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-0005
2
MEDRX CO., LTD.
431-7, NISHIYAMA
HIGASHIKAGAWA-SHI, KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130224262
13820704
Correspondence name and address
JOHN KILYK, JR.
TWO PRU PLAZA - STE 4900, 180 N. STETSON
CHICAGO, IL 60601-6731
Assignment: 15
Reel/Frame:032959/0134   Pages: 5
Recorded: 05/23/2014
Attorney Dkt #:716236
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOTO, MASAOKI
Exec Dt:
05/12/2014
2
HAMADA, ATSUYO
Exec Dt:
05/12/2014
3
AKAZAWA, MITSUJI
Exec Dt:
05/12/2014
4
YAMASAKI, KEIKO
Exec Dt:
05/12/2014
5
MIYAJI, SHOJI
Exec Dt:
05/12/2014
Assignee
1
KM TRANSDERM LTD.
3-18, NAKANOSHIMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140303189
14239475
Correspondence name and address
JOHN KILYK, JR.
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 16
Reel/Frame:033159/0199   Pages: 5
Recorded: 06/23/2014
Attorney Dkt #:716333
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMADA, ATSUYO
Exec Dt:
05/12/2014
2
AKAZAWA, MITSUJI
Exec Dt:
05/12/2014
3
YAMASAKI, KEIKO
Exec Dt:
05/12/2014
4
GOTO, MASAOKI
Exec Dt:
05/12/2014
Assignee
1
KM TRANSDERM LTD.
3-18, NAKANOSHIMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140308335
14343146
Correspondence name and address
JOHN KILYK, JR.
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 17
Reel/Frame:038620/0527   Pages: 4
Recorded: 05/17/2016
Attorney Dkt #:MEDRX.001P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMASAKI, KEIKO
Exec Dt:
05/16/2016
Assignee
1
MEDRX CO., LTD
431-7 NISHIYAMA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN 7692712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11660344
US20160256552
15156244
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 18
Reel/Frame:050984/0146   Pages: 3
Recorded: 11/12/2019
Attorney Dkt #:NSIP001.013APC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMASAKI, KEIKO
Exec Dt:
11/08/2019
Assignee
1
MEDRX CO. LTD.
431-7, NISHIYAMA
HIGASHIKAGAWA-SHI
KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11141387
US20200179309
16604535
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
2040 MAIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 19
Reel/Frame:055791/0978   Pages: 3
Recorded: 04/01/2021
Attorney Dkt #:127240-5007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, JUN
Exec Dt:
02/18/2021
2
MIWA, YASUSHI
Exec Dt:
02/18/2021
3
YAMASAKI, KEIKO
Exec Dt:
02/18/2021
4
HAMAMOTO, HIDETOSHI
Exec Dt:
02/18/2021
Assignee
1
MEDRX CO., LTD.
431-7, NISHIYAMA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220016061
17281824
Correspondence name and address
JANICE H. LOGAN
1111 PENNSYLVANIA AVE NW
WASHINGTON, DC 20004
Assignment: 20
Reel/Frame:063371/0559   Pages: 3
Recorded: 04/19/2023
Attorney Dkt #:119658-5016
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMASAKI, KEIKO
Exec Dt:
03/24/2023
2
TAKEMOTO, MAKIKO
Exec Dt:
03/24/2023
3
NAGAO, YUKO
Exec Dt:
03/24/2023
4
KONDO, SHUNYA
Exec Dt:
03/24/2023
Assignee
1
MEDRX CO., LTD.
431-7, NISHIYAMA, HIGASHIKAGAWA-SHI
KAGAWA, JAPAN 769-2712
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230181570
17926386
Correspondence name and address
JANICE H. LOGAN
1111 PENNSYLVANIA AVE NW
WASHINGTON, DC 20004

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