P

Inventor

KOYAMA HIDEO

JP49 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HONDA MOTOR CO LTD

15 patents
US5427579AJun 27, 1995

Control system for belt-type continuously variable transmission

HONDA MOTOR CO LTD72 citations94
US5916061AJun 29, 1999

Control apparatus for clutch of vehicle

HONDA MOTOR CO LTD29 citations92
US5766110AJun 16, 1998

Starting clutch control system

HONDA MOTOR CO LTD27 citations91
US5315898AMay 31, 1994

Method of controlling automatic transmission

HONDA MOTOR CO LTD25 citations91
US7433770B2Oct 7, 2008

Hydraulic fluid change indicating device for automatic transmission

HONDA MOTOR CO LTD19 citations82
US5931762AAug 3, 1999

Control system for automatic transmission for vehicle

HONDA MOTOR CO LTD17 citations81
US5001900AMar 26, 1991

Method of controlling speed reduction ratio for continuously variable speed transmission

HONDA MOTOR CO LTD14 citations74
US4941371AJul 17, 1990

Hydraulic continuously variable speed transmission with direct clutch valve

HONDA MOTOR CO LTD12 citations74
US4932208AJun 12, 1990

Hydraulic continuously variable speed transmission with direct clutch valve

HONDA MOTOR CO LTD14 citations74
US6485392B2Nov 26, 2002

Shift control system for belt-type continuously variable transmission

HONDA MOTOR CO LTD7 citations71
US5713815AFeb 3, 1998

Control apparatus for continuously variable vehicular transmission

HONDA MOTOR CO LTD16 citations69
US5417623AMay 23, 1995

Method of controlling continuously variable transmission for motor vehicle for acceleration and deceleration skip control

HONDA MOTOR CO LTD2 citations63
US4939981AJul 10, 1990

Hydraulic servo cylinder device for controlling continuously variable speed transmission

HONDA MOTOR CO LTD4 citations62
US5970821AOct 26, 1999

Control system for automatic transmission for vehicle

HONDA MOTOR CO LTD2 citations61
US9523426B2Dec 20, 2016

Gear change control device

HONDA MOTOR CO LTD0 citations41

TOYOTA MOTOR CO LTD

11 patents

KOYAMA HIDEO

5 patents

KAWASAKI MASAKAZU

4 patents

SHIN MEIWA IND CO LTD

3 patents

SUZUKI MOTOR CO

2 patents

SUZUKI MOTOR CORP

2 patents

SANGI KK

2 patents

SUGA KOICHI

1 patent

JAPAN ATOMIC ENERGY RES INST

1 patent

CARTABIANO IAN RICHARD

1 patent

SUZUKI CO LTD

1 patent

MEIDENSHA ELECTRIC MFG CO LTD

1 patent