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USPTO Patent Rankings Data through Sept 30, 2025
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Shigemitsu Inaba — 73 Patents

YAYazaki: 67 patents #20 of 3,427Top 1%
Toyota: 8 patents #3,629 of 26,838Top 15%
YKYazaki Sogyo K.K.: 6 patents #1 of 6Top 20%
SUSubaru: 2 patents #413 of 1,436Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Overall (All Time): #27,345 of 4,157,543Top 1%
73 Patents All Time

Issued Patents All Time

Showing 51–73 of 73 patents

Patent #TitleCo-InventorsDate
5304067 Shielded connector Toru Nagano, Satoshi Yamada, Hiroki Kondo 1994-04-19
5271740 Connector Takayoshi Endo, Satoshi Yamada 1993-12-21
5259785 Wire cover for a connector Masayuki Yamamoto 1993-11-09
5222909 Demountable shield connector Fumihiko Nomura, Takahiro Yoneda, Takayoshi Endo, Sakai Yagi, Satoshi Yamada +1 more 1993-06-29
5183410 Connector assembly Mitsuhiro Matsumoto 1993-02-02
5174776 Switch terminal and connector with switch terminal Kazuto Ohtaka, Takashi Takagishi 1992-12-29
D324203 Electrical connector housing Kazuto Ohtaka 1992-02-25
D323139 Electrical connector housing Kazuto Ohtaka 1992-01-14
5041017 Perfect coupling confirming mechanism for an electric connector Wataru Nakazato, Kunihiko Muraoka, Kazuto Ohtaka, Takashi Takagishi 1991-08-20
5035644 Proper coupling confirming mechanism for an electric connector Wataru Nakazato, Kunihiko Muraoka, Kazuto Ohtaka, Takashi Takagishi 1991-07-30
5021003 Apparatus for confirming fitting of electric connector Kazuto Ohtaka 1991-06-04
D317290 Housing for an electrical connector Kiyohito Fukuda, Masakuni Samejima 1991-06-04
D316080 Housing for an electrical connector 1991-04-09
D310996 Housing for an electrical connector Kiyohito Fukuda, Masakuni Samejima 1990-10-02
4925309 System and method of inspecting connector coupling condition Takayoshi Endo, Shigemi Hashizawa 1990-05-15
4925402 Connector with fitting confirmation device Kazuto Ootaka, Shigemi Hashizawa 1990-05-15
4902244 Connector Takayoshi Endo, Shigemi Hashizawa 1990-02-20
4900277 Connector Kazuto Ootaka 1990-02-13
4884978 Connector Kazuto Ootaka, Akira Maeda 1989-12-05
4878853 Locking device for connector assembly Kenichi Yamade, Sukeyoshi Nakashima, Kazuto Ohtaka 1989-11-07
4871325 Connector Toshiro Maejima 1989-10-03
4804341 Electrical connector Shinichi Kato 1989-02-14
D294142 Connector housing Fumiyoshi Kuwano, Shinichi Kato, Katsuaki Hayashi 1988-02-09