P

Inventor

UCHIDA MASAHIRO

JP105 patents
⚠️ This page may combine multiple inventors who share the name “UCHIDA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAHA MOTOR CO LTD

18 patents
US6250266B1Jun 26, 2001

Variable valve timing mechanism for engine

YAMAHA MOTOR CO LTD79 citations96
US6035817AMar 14, 2000

Variable valve timing mechanism for engine

YAMAHA MOTOR CO LTD63 citations96
US5911211AJun 15, 1999

Supercharged engine

YAMAHA MOTOR CO LTD86 citations96
US6343580B2Feb 5, 2002

CAM angle sensor mounting structure for engine

YAMAHA MOTOR CO LTD35 citations93
US6269797B1Aug 7, 2001

Cylinder head and manifold arrangement for injected engine

YAMAHA MOTOR CO LTD23 citations93
US6032629AMar 7, 2000

Variable valve timing arrangement

YAMAHA MOTOR CO LTD33 citations93
US5873336AFeb 23, 1999

Cam drive system for engine

YAMAHA MOTOR CO LTD24 citations93
US5671712ASep 30, 1997

Induction system for engine

YAMAHA MOTOR CO LTD29 citations93
US5657727AAug 19, 1997

V-type engine induction system

YAMAHA MOTOR CO LTD23 citations93
US5630386AMay 20, 1997

Intake structure for V-type engine

YAMAHA MOTOR CO LTD27 citations93
US5477823ADec 26, 1995

Control valve for engine intake control system

YAMAHA MOTOR CO LTD24 citations93
US6055958AMay 2, 2000

Intake control system for generating tumble action

YAMAHA MOTOR CO LTD25 citations92
US5724930AMar 10, 1998

Timing case cover for engine

YAMAHA MOTOR CO LTD22 citations92
US6640757B2Nov 4, 2003

Variable valve drive mechanism for an internal combustion engine

YAMAHA MOTOR CO LTD14 citations84
US6367435B2Apr 9, 2002

Variable valve timing mechanism for engine

YAMAHA MOTOR CO LTD14 citations84
US5860402AJan 19, 1999

Oil pump drive for engine

YAMAHA MOTOR CO LTD19 citations83
US5555869ASep 17, 1996

Multi-valve engine

YAMAHA MOTOR CO LTD11 citations74
US5535714AJul 16, 1996

Cylinder head arrangement for multi-valve engine

YAMAHA MOTOR CO LTD17 citations73

SEIKO EPSON CORP

8 patents

FUJI XEROX CO LTD

6 patents

IHI CORP

5 patents

NIHON TSUSHO KK

2 patents

KAWASAKI HEAVY IND LTD

2 patents

AMAZON TECH INC

2 patents

CIC CORP

1 patent

JAPAN STEEL WORKS LTD

1 patent

CHEON KWANG-OHK

1 patent

KANEHIRO CO LTD

1 patent

HITACHI LTD

1 patent

TAKEI SHUICHI

1 patent

YAMAHA HATSUDOKI KUBUSHIKI KAI

1 patent

Showing the top 50 of 105 patents by PatentIndex Score.