IF

Isao Fujii

Honda Motor Co.: 10 patents #2,048 of 21,052Top 10%
Kawasaki: 8 patents #232 of 2,943Top 8%
YM Yamaha Marine: 8 patents #11 of 137Top 9%
SC Sanyo Special Steel Co.: 2 patents #20 of 109Top 20%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
SK Suzuki Jidosha Kogyo: 1 patents #29 of 121Top 25%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
IC Idemitsu Petrochemical Co.: 1 patents #305 of 578Top 55%
Overall (All Time): #100,384 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 25 most recent of 34 patents

Patent #TitleCo-InventorsDate
12241542 Planetary carrier and planetary gear mechanism Takunobu Nishida, Akihito Abe, Taku Nishihira, Takenori Terada 2025-03-04
11965591 Lubrication device for helicopter Yuji Yamazaki, Masatoshi Matsumoto, Kenta Ogasawara 2024-04-23
11365800 Lubrication device for helicopter Yuji Yamazaki, Masatoshi Matsumoto, Kenta Ogasawara 2022-06-21
10822106 Electric power generating device for aircraft Kenichiro Tanaka, Hideyuki Imai, Tatsuhiko Goi, Shogo Fuchiwaki 2020-11-03
10677327 Toroidal continuously variable transmission Akihito Abe, Kenichiro Tanaka, Hideyuki Imai, Tatsuhiko Goi 2020-06-09
10330181 Toroidal continuously variable transmission Kenichiro Tanaka, Hideyuki Imai, Tatsuhiko Goi 2019-06-25
9890839 Generating device for aircraft Tatsuhiko Goi, Kenichiro Tanaka, Koji Watanabe 2018-02-13
9765861 Sealing arrangement of accessory to aircraft engine Tatsuhiko Goi, Kenichiro Tanaka, Koji Watanabe 2017-09-19
7878290 Saddle riding type vehicle Eiichirou Tsujii, Masayuki Hirano, Takeshi Toyota, Sachiyo Hasegawa 2011-02-01
7485020 Outboard motor Daisuke Nakamura, Ken Wakui 2009-02-03
7458866 Outboard drive with speed change mechanism Daisuke Nakamura, Ken Wakui 2008-12-02
7445680 Lead-free steel for machine structural use with excellent machinability and low strength anisotropy Naoki Iwama, Susumu Owaki, Masao Uchiyama, Syoji Nishimon, Norimasa Tsunekage +4 more 2008-11-04
7410397 Outboard motor with bracket assembly Daisuke Nakamura, Masayuki Arito, Masayoshi Sawamura 2008-08-12
7335075 Outboard motor with cowling Daisuke Nakamura, Yoshihito Fukuoka, Hirotoshi Yamauchi 2008-02-26
7195736 Lead-free steel for machine structural use with excellent machinability and low strength anisotropy Naoki Iwama, Susumu Owaki, Masao Uchiyama, Syoji Nishimon, Norimasa Tsunekage +4 more 2007-03-27
7172476 Outboard motor with bracket assembly Daisuke Nakamura, Masayuki Arito, Takashi Okajima, Masayosi Sawamura 2007-02-06
D533877 Bracket of outboard motor Daisuke Nakamura, Takashi Okajima 2006-12-19
D520022 Bracket for outboard motor Daisuke Nakamura, Takashi Okajima 2006-05-02
D520021 Bracket for outboard motor Daisuke Nakamura, Takashi Okajima 2006-05-02
5582071 Reverse gear squeal-preventing device 1996-12-10
5183011 Method of controlling the supply of fuel in hydrogen-fueled engine Yoshio Ajiki, Yoichi Ishida, Hiromi Matsuura 1993-02-02
5119917 Gear knocking sound preventing device for transmission 1992-06-09
5063810 Shift mechanism 1991-11-12
4937305 Electrically insulating material Kohei Okamoto, Kenji Tsurushita 1990-06-26
4845919 Ear folding apparatus Sanjyuro Osada, Masato Okamoto, Kouichi Yamamoto 1989-07-11