AO

Akihiro Onoue

SI Sanshin Industries: 38 patents #5 of 319Top 2%
Yamaha Motor: 14 patents #65 of 2,310Top 3%
KA Kao: 3 patents #1,053 of 3,221Top 35%
YM Yamaha Marine: 1 patents #80 of 137Top 60%
Overall (All Time): #42,490 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6071157 Trimming device for marine propulsion unit Hisayoshi Yoshino 2000-06-06
5839928 Shifting mechanism for outboard drive Yoshikazu Nakayasu 1998-11-24
5554057 Exhaust treatment for outboard motor Kohji Abe, Atsushi Isogawa 1996-09-10
5520559 Shifting mechanism for outboard drive Yoshikazu Nakayasu 1996-05-28
5514014 Outboard drive transmission Hiroshi Ogino 1996-05-07
5505641 Power tilt, power steering device 1996-04-09
5472361 Marine propulsion unit Hiroaki Fujimoto 1995-12-05
5449306 Shifting mechanism for outboard drive Yoshikazu Nakayasu 1995-09-12
5403218 Shifting mechanism for outboard drive Ryouji Nakahama 1995-04-04
5330375 Steering system for marine propulsion unit Eiichiro Tsujii 1994-07-19
5328394 Steering system for marine propulsion unit Masahiro Matsumoto 1994-07-12
5310370 Thrust supporting structure for a marine propulsion unit 1994-05-10
5266060 Steering device for marine propulsion device 1993-11-30
5224888 Boat propulsion assembly Hiroaki Fujimoto 1993-07-06
5184967 Thrust flange lubricating structure of marine propulsion unit Ryoji Nakahama 1993-02-09
5141457 Propeller shaft fitting structure for a marine propulsion unit 1992-08-25
5094639 Propeller driving device of marine propulsion unit 1992-03-10
5088945 Marine propulsion unit 1992-02-18
5085604 Relief valve for tilt device Hideki Saitoh, Masahiro Furuki 1992-02-04
5059144 Ahead/astern shifting device for marine propulsion unit 1991-10-22
5050461 Assist device for shift operation of marine propulsion system Hirofumi Imaeda 1991-09-24
5051102 Astern-ahead switching device for marine propulsion unit 1991-09-24
5026309 Casing arrangement for marine propulsion unit 1991-06-25
5018999 Propeller driving device of marine propulsion unit 1991-05-28
5004439 Speed detecting device for marine propulsion unit 1991-04-02