skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : TANAKA, RYUTARO
Total Assignments: 19
Assignment: 1
Reel/Frame:016853/0534   Pages: 5
Recorded: 10/05/2005
Attorney Dkt #:20289/0203096-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
09/12/2005
2
KOYANAGI, HIROO
Exec Dt:
09/12/2005
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME, CHIYODA-KU
TOKYO, 102-8172, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7374862
US20060102051
10547907
Correspondence name and address
JOSEPH R. ROBINSON
DARBY & DARBY P.C.
P.O. BOX 5257
NEW YORK, NY 10150-5257
Assignment: 2
Reel/Frame:018046/0618   Pages: 3
Recorded: 06/20/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AMISHIMA, CHIKA
Exec Dt:
04/11/2006
2
TANAKA, RYUTARO
Exec Dt:
04/07/2006
3
KAMETANI, HDEAKI
Exec Dt:
04/07/2006
4
KOYANAGI, HIROO
Exec Dt:
04/07/2006
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080306180
10583644
Correspondence name and address
NIELDS & LEMACK
176 E. MAIN STREET
SUITE 7
WESTBORO, MA 01581
Assignment: 3
Reel/Frame:018104/0073   Pages: 5
Recorded: 08/14/2006
Attorney Dkt #:20289/0205086-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
07/31/2006
2
NAKANISHI, MASATAKA
Exec Dt:
07/27/2006
3
AKATSUKA, YASUMASA
Exec Dt:
08/01/2006
4
KOYANAGI, HIROO
Exec Dt:
07/27/2006
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME,
CHIYODA-KU
TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070161100
10597799
Correspondence name and address
DARBY & DARBY PC
805 THIRD AVENUE, 27TH FLOOR
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:018205/0968   Pages: 4
Recorded: 08/24/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOYANAGI, HIROO
Exec Dt:
07/26/2006
2
TANAKA, RYUTARO
Exec Dt:
07/31/2006
3
KAMETANI, HIDEAKI
Exec Dt:
07/27/2006
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 1028172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080286688
10585699
Correspondence name and address
NIELDS & LEMACK
SUITE 7
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 5
Reel/Frame:018712/0585   Pages: 3
Recorded: 12/12/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKANISHI, MASATAKA
Exec Dt:
09/11/2006
2
AKATSUKA, YASUMASA
Exec Dt:
09/12/2006
3
OSHIMI, KATSUHIKO
Exec Dt:
09/11/2006
4
TANAKA, RYUTARO
Exec Dt:
09/11/2006
Assignee
1
NIPPON KAYAKYU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080021173
11629313
Correspondence name and address
NIELDS & LEMACK
SUITE 7
176 E. MAIN STRET
WESTBORO, MA 01581
Assignment: 6
Reel/Frame:019459/0863   Pages: 3
Recorded: 06/07/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UEHARA, RYUJI
Exec Dt:
03/30/2007
2
TANAKA, RYUTARO
Exec Dt:
03/30/2007
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080146692
11792605
Correspondence name and address
NIELDS & LEMACK
KEVIN S. LEMACK
176 E. MAIN STREET, SUITE 7
WESTBORO, MA 01581
Assignment: 7
Reel/Frame:020390/0012   Pages: 3
Recorded: 01/17/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKANISHI, MASATAKA
Exec Dt:
01/08/2008
2
TANAKA, RYUTARO
Exec Dt:
01/08/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090012203
11918976
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 8
Reel/Frame:020854/0891   Pages: 4
Recorded: 04/15/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
01/31/2008
2
UCHIDA, MAKOTO
Exec Dt:
01/31/2008
3
KOYANAGI, HIROO
Exec Dt:
01/31/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8080319
US20090286087
12083588
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 9
Reel/Frame:020607/0494   Pages: 5
Recorded: 03/03/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
02/12/2008
2
KURIHASHI, TORU
Exec Dt:
02/08/2008
3
KOYANAGI, HIROO
Exec Dt:
02/12/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 1028172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090042126
11988903
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 10
Reel/Frame:020989/0681   Pages: 5
Recorded: 05/21/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
05/07/2008
2
KURIHASHI, TORU
Exec Dt:
05/07/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7781147
US20080268373
12083029
Correspondence name and address
NIELDS & LEMACK
176 E. MAIN STREET
SUITE 5
WESTBORO, MA 01581
Assignment: 11
Reel/Frame:021051/0801   Pages: 5
Recorded: 06/02/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKANISHI, MASATAKA
Exec Dt:
05/13/2008
2
OSHIMI, KATSUHIKO
Exec Dt:
05/12/2008
3
TANAKA, RYUTARO
Exec Dt:
05/12/2008
4
KURIHASHI, TORU
Exec Dt:
05/13/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7884172
US20090131607
12083284
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 12
Reel/Frame:022007/0546   Pages: 3
Recorded: 12/12/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UCHIDA, MAKOTO
Exec Dt:
09/01/2008
2
TANAKA, RYUTARO
Exec Dt:
09/01/2008
3
HAYASHIMOTO, SHIGEO
Exec Dt:
09/01/2008
4
MOTEKI, SHIGERU
Exec Dt:
09/01/2008
5
NISHITOH, MITSUYO
Exec Dt:
09/01/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100233476
12308308
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 13
Reel/Frame:022096/0029   Pages: 3
Recorded: 01/05/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
09/16/2008
2
UCHIDA, MAKOTO
Exec Dt:
09/16/2008
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090202793
12309059
Correspondence name and address
NIELDS & LEMACK
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 14
Reel/Frame:023277/0990   Pages: 3
Recorded: 09/21/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
05/19/2009
2
UCHIDA, MAKOTO
Exec Dt:
05/19/2009
3
SEKINE, KENJI
Exec Dt:
05/20/2009
Assignee
1
NIPPON KAYABU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100035182
12450319
Correspondence name and address
NIELDS, LEMACK & FRAME, LLC
176 E. MAIN STREET
SUITE 5
WESTBORO, MA 01581
Assignment: 15
Reel/Frame:024081/0960   Pages: 3
Recorded: 03/11/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UCHIDA, MAKOTO
Exec Dt:
12/02/2009
2
MOTEKI, SHIGERU
Exec Dt:
12/02/2009
3
TANAKA, RYUTARO
Exec Dt:
12/02/2009
4
MORITA, HIROMI
Exec Dt:
12/02/2009
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8410620
US20100207282
12733635
Correspondence name and address
NIELDS, LEMACK & FRAME, LLC
SUITE 5
176 E. MAIN STREET
WESTBORO, MA 01581
Assignment: 16
Reel/Frame:023914/0592   Pages: 4
Recorded: 02/09/2010
Attorney Dkt #:441P131
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UCHIDA, MAKOTO
Exec Dt:
01/08/2010
2
TANAKA, RYUTARO
Exec Dt:
01/08/2010
3
HAYASHIMOTO, SHIGEO
Exec Dt:
01/08/2010
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 1028172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100129604
12451359
Correspondence name and address
NIELDS, LEMACK & FRAME, LLC
176 E. MAIN STREET
SUITE 5
WESTBORO, MA 01581
Assignment: 17
Reel/Frame:028669/0440   Pages: 3
Recorded: 07/30/2012
Attorney Dkt #:576P150
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
05/09/2012
2
UCHIDA, MAKOTO
Exec Dt:
05/09/2012
3
MOTEKI, SHIGERU
Exec Dt:
05/09/2012
4
AKATSUKA, YASUMASA
Exec Dt:
05/09/2012
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
11-2, FUJIMI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 102-8172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120288725
13575614
Correspondence name and address
NIELDS, LEMACK & FRAME, LLC
176 E. MAIN STREET
SUITE 5
WESTBORO, MA 01581
Assignment: 18
Reel/Frame:057441/0345   Pages: 4
Recorded: 09/10/2021
Attorney Dkt #:9028-2103687
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGAWARA, KENTA
Exec Dt:
07/08/2021
2
TANAKA, RYUTARO
Exec Dt:
07/08/2021
3
HAYASHIMOTO, SHIGEO
Exec Dt:
07/08/2021
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
1-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220169791
17437894
Correspondence name and address
THE WEBB LAW FIRM, P.C.
ONE GATEWAY CENTER
420 FT. DUQUESNE BLVD, SUITE 1200
PITTSBURGH, 15222 UNITED STATES
Assignment: 19
Reel/Frame:062222/0496   Pages: 4
Recorded: 12/28/2022
Attorney Dkt #:09028-2206699
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, RYUTARO
Exec Dt:
10/24/2022
2
SASAKI, CHIE
Exec Dt:
10/24/2022
3
NAGASHIMA, NORIYUKI
Exec Dt:
10/24/2022
Assignee
1
NIPPON KAYAKU KABUSHIKI KAISHA
1-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230331915
18013334
Correspondence name and address
THE WEBB LAW FIRM, P.C.
ONE GATEWAY CENTER
420 FT. DUQUESNE BLVD., SUITE 1200
PITTSBURGH, PA 15222

Search Results as of: 05/03/2024 03:27 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT