P

Inventor

SAWAI SEIJI

JP30 patents
⚠️ This page may combine multiple inventors who share the name “SAWAI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAHA MOTOR CO LTD

22 patents
US6595533B2Jul 22, 2003

Reinforcing member for vehicles and vehicle body structure

YAMAHA MOTOR CO LTD20 citations92
US6176492B1Jan 23, 2001

Piston ring for shock absorber

YAMAHA MOTOR CO LTD24 citations92
US5522484AJun 4, 1996

Variable damping force hydraulic shock absorber

YAMAHA MOTOR CO LTD20 citations92
US5775283AJul 7, 1998

Intake control system for engine

YAMAHA MOTOR CO LTD43 citations89
US9248877B1Feb 2, 2016

Vehicle

YAMAHA MOTOR CO LTD10 citations84
US6511085B2Jan 28, 2003

Vehicle suspension apparatus

YAMAHA MOTOR CO LTD16 citations84
US11142033B2Oct 12, 2021

Vehicle

YAMAHA MOTOR CO LTD11 citations83
US11014420B2May 25, 2021

Vehicle

YAMAHA MOTOR CO LTD13 citations83
US6513797B2Feb 4, 2003

Damping arrangement for suspension system

YAMAHA MOTOR CO LTD12 citations74
US5114176AMay 19, 1992

Suspension mechanism for vehicles

YAMAHA MOTOR CO LTD13 citations74
US10823249B2Nov 3, 2020

Shock absorber, vehicle, and snowmobile

YAMAHA MOTOR CO LTD2 citations73
US10315483B2Jun 11, 2019

Vehicle damping system and vehicle

YAMAHA MOTOR CO LTD2 citations73
US10144444B2Dec 4, 2018

Snowmobile

YAMAHA MOTOR CO LTD3 citations73
US10046830B2Aug 14, 2018

Straddle-type vehicle

YAMAHA MOTOR CO LTD4 citations73
US9688353B2Jun 27, 2017

Snowmobile

YAMAHA MOTOR CO LTD2 citations73
US8381887B2Feb 26, 2013

Hydraulic shock absorber

YAMAHA MOTOR CO LTD2 citations63
US7540480B2Jun 2, 2009

Hydraulic shock absorber

YAMAHA MOTOR CO LTD5 citations63
US8037982B2Oct 18, 2011

Hydraulic shock absorber for vehicle

YAMAHA MOTOR CO LTD3 citations61
US9845113B2Dec 19, 2017

Vibration damping device for vehicle body

YAMAHA MOTOR CO LTD1 citations52
US10252775B2Apr 9, 2019

Snowmobile

YAMAHA MOTOR CO LTD0 citations42
US10124858B2Nov 13, 2018

Snowmobile

YAMAHA MOTOR CO LTD0 citations42
US10538276B2Jan 21, 2020

Straddle-type vehicle

YAMAHA MOTOR CO LTD0 citations33

FUJISAWA PHARMACEUTICAL CO

4 patents

ASTELLAS PHARMA INC

1 patent

SAWAI SEIJI

1 patent

KANEKA CORP

1 patent

SATOU MASAHIRO

1 patent