AF

Akio Furukawa

SO Sony: 21 patents #1,931 of 25,231Top 8%
SC Sanyo Electric Co.: 9 patents #569 of 6,347Top 9%
NE Nec: 2 patents #5,510 of 14,502Top 40%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #102,295 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
5441826 Hydrogen-absorbing alloy electrode Hiroshi Watanabe, Shin Fujitani, Ikuo Yonezu, Takahiro Isono 1995-08-15
5366820 Fuel cell system Masaru Tsutsumi, Nobuyoshi Nishizawa, Tsukasa Itoh, Takaaki Matsubayashi, Takehiro Yonesaki +5 more 1994-11-22
5304345 Hydrogen absorbing alloy Shin Fujitani, Ikuo Yonezu, Koichi Nishimura, Toshihiko Saito 1994-04-19
5277998 Hydrogen-absorbing alloy electrode Fusago Mizutaki, Ikuo Yonezu, Toshihiko Saitoh, Nobuhiro Furukawa 1994-01-11
5229222 Fuel cell system Masaru Tsutsumi, Nobuyoshi Nishizawa, Tsukasa Itoh, Takaaki Matsubayashi, Takahiro Yonesaki +5 more 1993-07-20
5174367 Thermal utilization system using hydrogen absorbing alloys Kenji Nasako, Takahiro Yonesaki, Ikuo Yonezu, Masakazu Moroto, Naoki Hiro +1 more 1992-12-29
5073823 Video light apparatus turned-on selectively in a standby-mode of a video camera Yukio Yamada, Kazuki Isono 1991-12-17
5056318 Refrigerating and/or heating device of contact type Takahiro Yonesaki, Shin Fujitani, Kenji Nasako, Ikuo Yonezu 1991-10-15
4264173 Lens tube guide frame for use in lens tube retractable type camera Kousaku Sawabe, Fumihiro Miyagawa, Hiroo Nakano, Atushi Tokunaga 1981-04-28