Inventor
MASUDA TATSUYUKI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “MASUDA TATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA MOTOR CO LTD
18 patentsUS4774919AOct 4, 1988
Combustion chamber importing system for two-cycle diesel engine
YAMAHA MOTOR CO LTD59 citations96
US5829401ANov 3, 1998
Lubrication system for two-cycle engine
YAMAHA MOTOR CO LTD35 citations92
US5598813AFeb 4, 1997
Internal combustion engine with exhaust control device
YAMAHA MOTOR CO LTD27 citations92
US5511523AApr 30, 1996
Lubricating system for engine
YAMAHA MOTOR CO LTD22 citations92
US5000131AMar 19, 1991
Exhaust port control valve for two stroke engine
YAMAHA MOTOR CO LTD46 citations92
US4998512AMar 12, 1991
Exhaust port control system for two stroke engine
YAMAHA MOTOR CO LTD26 citations92
US4969430ANov 13, 1990
Lubrication system for two stroke engine
YAMAHA MOTOR CO LTD25 citations92
US5605119AFeb 25, 1997
Exhaust control valve for engine
YAMAHA MOTOR CO LTD22 citations91
US5410993AMay 2, 1995
Exhaust control valve for engine
YAMAHA MOTOR CO LTD29 citations91
US5396867AMar 14, 1995
Two-cycle engine
YAMAHA MOTOR CO LTD11 citations74
US5660152AAug 26, 1997
Exhaust control valve for engine
YAMAHA MOTOR CO LTD14 citations73
US5628288AMay 13, 1997
Precombustion chamber for diesel engine
YAMAHA MOTOR CO LTD10 citations73
US5617822AApr 8, 1997
Lubricating system for engine
YAMAHA MOTOR CO LTD14 citations73
US4970996ANov 20, 1990
Two stroke diesel engine
YAMAHA MOTOR CO LTD14 citations72
US7431112B2Oct 7, 2008
Hybrid motorcycle
YAMAHA MOTOR CO LTD8 citations71
US6135083AOct 24, 2000
Diesel engine for vehicle
YAMAHA MOTOR CO LTD4 citations62
US5623895AApr 29, 1997
V-type, multi-cylinder, two-cycle engine
YAMAHA MOTOR CO LTD5 citations62
US5566654AOct 22, 1996
Precombustion chamber for diesel engine
YAMAHA MOTOR CO LTD3 citations62