Inventor

YOKOYAMA HIROKAZU

JP8 patents

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

SUMITOMO MITSUBISHI SILICON

2 patents

US6779159B2Aug 17, 2004

Defect inspection method and defect inspection apparatus

SUMITOMO MITSUBISHI SILICON54 citations94

US7002674B2Feb 21, 2006

Method and apparatus for inspecting defects

SUMITOMO MITSUBISHI SILICON2 citations61

TOYOTA MOTOR CO LTD

2 patents

US10584700B1Mar 10, 2020

High-pressure fuel pump

TOYOTA MOTOR CO LTD0 citations39

US10066613B2Sep 4, 2018

Fuel pump

TOYOTA MOTOR CO LTD0 citations34

TOKYO RADIATOR SEIZO KK

1 patent

US7011150B2Mar 14, 2006

Tube structure of multitubular heat exchanger

TOKYO RADIATOR SEIZO KK29 citations84

USUI TAKASHI

1 patent

US9777719B2Oct 3, 2017

Fuel pump with discharge control

USUI TAKASHI2 citations72

DENSO CORP

1 patent

US7287967B2Oct 30, 2007

High-pressure pump having small initial axial force of a clamping bolt

DENSO CORP3 citations60

YASUDA NAOFUMI

1 patent

US8114500B2Feb 14, 2012

Polyimide film and method of manufacture thereof

YASUDA NAOFUMI4 citations55