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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 : SAKAGUCHI, YOICHIRO
Total Assignments: 5
Assignment: 1
Reel/Frame:033799/0590   Pages: 4
Recorded: 09/23/2014
Attorney Dkt #:Q214615
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAGUCHI, YOICHIRO
Exec Dt:
05/22/2014
2
TAKAHASHI, KENTAROU
Exec Dt:
05/22/2014
3
MAMEDA, KEISUKE
Exec Dt:
05/22/2014
Assignee
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME
MINATO-KU, TOKYO, JAPAN 105-8518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150037575
14387407
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 2
Reel/Frame:042754/0689   Pages: 4
Recorded: 06/20/2017
Attorney Dkt #:Q233820
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAGUCHI, YOICHIRO
Exec Dt:
05/22/2014
2
TAKAHASHI, KENTAROU
Exec Dt:
05/22/2014
3
MAMEDA, KEISUKE
Exec Dt:
05/22/2014
Assignee
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME
MINATO-KU, TOKYO, JAPAN 105-8518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10717896
US20170283645
15627532
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 3
Reel/Frame:042995/0351   Pages: 5
Recorded: 07/13/2017
Attorney Dkt #:Q232417
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROKI, KUNIHIRO
Exec Dt:
04/26/2017
2
MIURA, KENJI
Exec Dt:
04/26/2017
3
SAKAGUCHI, YOICHIRO
Exec Dt:
04/26/2017
4
SAITO, KOHEI
Exec Dt:
04/26/2017
Assignee
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 1058518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9969836
US20180009926
15543284
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, DC 20037
Assignment: 4
Reel/Frame:048858/0688   Pages: 5
Recorded: 04/11/2019
Attorney Dkt #:Q244030
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAGUCHI, YOICHIRO
Exec Dt:
01/17/2019
2
MINAMI, TAKUYA
Exec Dt:
01/25/2019
3
OKUNO, YOSHISHIGE
Exec Dt:
01/25/2019
4
UMINO, ATSUSHI
Exec Dt:
01/17/2019
5
ISHIBASHI, YOSHITAKA
Exec Dt:
01/30/2019
Assignee
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 1058518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10975227
US20200181365
16341151
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20037
Assignment: 5
Reel/Frame:060562/0444   Pages: 4
Recorded: 07/01/2022
Attorney Dkt #:Q277344
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAGUCHI, YOICHIRO
Exec Dt:
06/28/2022
2
SAITO, KOHEI
Exec Dt:
06/28/2022
Assignee
1
SHOWA DENKO K.K.
13-9, SHIBA DAIMON 1-CHOME, MINATO-KU
TOKYO, JAPAN 105-8518
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230058675
17788455
Correspondence name and address
SUGHRUE MION PLLC
2000 PENNSYLVANIA AVENUE NW
SUITE 9000
WASHINGTON, DC 20006

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