AK

Akira Kawahara

RC Ryusyo Industrial Co.: 5 patents #1 of 13Top 8%
HC Honda Tsushin Kogyo Co.: 3 patents #23 of 84Top 30%
FC Furukawa Electric Co.: 3 patents #622 of 2,370Top 30%
Pioneer Electronic: 3 patents #611 of 1,840Top 35%
SC Sanwa Denki Kogyo Co.: 3 patents #13 of 59Top 25%
NT NTT: 2 patents #2,095 of 4,871Top 45%
DE Denso: 2 patents #4,986 of 11,792Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hirose Electric Co.: 2 patents #163 of 407Top 45%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
FA Furukawa-Sky Aluminum: 1 patents #24 of 80Top 30%
NL Nippon Mining Company Limited: 1 patents #97 of 262Top 40%
NT Nippon Telegraph: 1 patents #2 of 53Top 4%
📍 Ibaraki, JP: #464 of 6,779 inventorsTop 7%
Overall (All Time): #259,131 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7850796 Aluminum alloy fin material for brazing Kyoji Inukai, Tomohiro Ito, Akio Niikura 2010-12-14
6660108 Method for manufacturing a fin material for brazing Takeyoshi Doko 2003-12-09
6620265 Method for manufacturing an aluminum alloy fin material for brazing Takeyoshi Doko 2003-09-16
6471794 Fin material for brazing Takeyoshi Doko, Sunao Fukuda, Yoshihiko Kamiya, Masaki Shimizu, Kenji Negura 2002-10-29
5603631 Mechanism for preventing detachment of a plug Tatuhito Shinozaki, Shin'ichi Iwano, Kazunori Kanayama, Yasuhiro Ando, Kuniharu Katou +4 more 1997-02-18
5563978 Sleeve holder for optical connector Yuji Shinagawa, Shin'ichi Iwano, Kazunori Kanayama, Yasuhiro Ando, Toshiaki Nakano +1 more 1996-10-08
5554966 Car-stereo with removable control panel, alarm, and power conservation Takayuki Iijima, Yoshio Aoyagi, Shigetoshi Kato, Osamu Yoshizawa, Hiroshi Wakimoto +1 more 1996-09-10
5475516 Alphanumeric symbol formed by a 3.times.5 matrix with two longitudinally bisected pixels Osamu Yoshizawa, Yoshio Aoyagi, Hiroshi Wakimoto, Tatsuya Fukuda 1995-12-12
5418875 Adapter for optical connector having float-type sleeve holder and panel fitting for mounting the same Toshiaki Nakano, Hiromasa Okamura, Shin-ichi Iwano, Ryo Nagase, Kazunori Kanayama +4 more 1995-05-23
5359230 On-vehicle electronic device Akio Namiki, Yoshio Aoyagi, Shigetoshi Kato, Osamu Yoshizawa, Hiroshi Wakimoto +1 more 1994-10-25
5073043 Cable jacket restraint in optical fiber connectors Brain A. DiMarco, Ryo Nagase 1991-12-17
4751770 Clasping device 1988-06-21
4584741 Clasping device Akihiko Chiba 1986-04-29
4573629 Method of production of cladding tube for nuclear fuel element Hiromichi Imahashi, Takao Konishi, Yoshihumi Morimoto, Michio Terui, Yoshio Yagi 1986-03-04
4527309 Clasping device 1985-07-09
4478363 Method of production of composite billet for fuel cladding tube Hiromichi Imahashi, Shigeo Turuoka, Keiichi Kuniya, Tomio Iizuka 1984-10-23
D275266 Buckle and strap assembly 1984-08-28
4451956 Clasping device 1984-06-05