Inventor
IMAEDA HIROFUMI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “IMAEDA HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA MOTOR CO LTD
9 patentsUS5540174AJul 30, 1996
Trim adjusting system for jet propulsion boat
YAMAHA MOTOR CO LTD63 citations95
US5507672AApr 16, 1996
Trim adjust system for a watercraft
YAMAHA MOTOR CO LTD74 citations95
US5145426ASep 8, 1992
Multi jet propelled watercraft
YAMAHA MOTOR CO LTD21 citations82
US5254024AOct 19, 1993
Rotatable jet propulsion unit for watercraft
YAMAHA MOTOR CO LTD14 citations74
US5240444AAug 31, 1993
Water jet propulsion boat
YAMAHA MOTOR CO LTD14 citations74
US5857423AJan 12, 1999
Seat arrangement for a watercraft
YAMAHA MOTOR CO LTD12 citations70
US5256089AOct 26, 1993
Water jet propulsion unit
YAMAHA MOTOR CO LTD2 citations63
US5261841ANov 16, 1993
Control for jet propulsion unit of watercraft
YAMAHA MOTOR CO LTD3 citations62
US5845596ADec 8, 1998
Seat arrangement for watercraft
YAMAHA MOTOR CO LTD4 citations59
SANSHIN KOGYO KK
6 patentsUS5050461ASep 24, 1991
Assist device for shift operation of marine propulsion system
SANSHIN KOGYO KK32 citations92
US5088468AFeb 18, 1992
Interlinking mechanism for multiple carburetor system
SANSHIN KOGYO KK9 citations73
US4971006ANov 20, 1990
Synchronizing mechanism for throttle valves of multiple carburetors
SANSHIN KOGYO KK11 citations73
US4967704ANov 6, 1990
Air intake device for engine of marine propulsion boat
SANSHIN KOGYO KK11 citations73
US4990112AFeb 5, 1991
Power transmitting device for marine propulsion unit
SANSHIN KOGYO KK2 citations62
US4987353AJan 22, 1991
Current switching device for motor
SANSHIN KOGYO KK1 citations51