P

Inventor

YOKOYAMA YU

JP11 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA YU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYOTA MOTOR CO LTD

6 patents
US10001037B2Jun 19, 2018

Variable valve mechanism

TOYOTA MOTOR CO LTD1 citations49
US9945272B2Apr 17, 2018

Variable valve actuation apparatus for internal combustion engine

TOYOTA MOTOR CO LTD0 citations48
US10041383B2Aug 7, 2018

Variable valve mechanism

TOYOTA MOTOR CO LTD0 citations38
US10018082B2Jul 10, 2018

Variable valve mechanism

TOYOTA MOTOR CO LTD0 citations38
US10309274B2Jun 4, 2019

Variable valve mechanism for engine

TOYOTA MOTOR CO LTD0 citations36
US10294827B2May 21, 2019

Variable valve mechanism for engine

TOYOTA MOTOR CO LTD0 citations36

MITSUBISHI MOTORS CORP

2 patents
US6971379B2Dec 6, 2005

Combustion chamber structure in an internal combustion engine

MITSUBISHI MOTORS CORP25 citations88
US7124723B2Oct 24, 2006

Valve mechanism for internal combustion engine

MITSUBISHI MOTORS CORP4 citations61

COORSTEK KK

1 patent
US11072555B2Jul 27, 2021

Glass member

COORSTEK KK0 citations53

DORYOKURO KAKUNENRYO KIAHATSU

1 patent
US5464512ANov 7, 1995

Method of uranium isotope enrichment by utilizing a photochemically selective effect

DORYOKURO KAKUNENRYO KIAHATSU5 citations48

DENSO CORP

1 patent
US10060305B2Aug 28, 2018

Variable valve timing apparatus

DENSO CORP0 citations38