Inventor

OOKI KATSUO

JP3 patents

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

HITACHI LTD

1 patent

US5039027AAug 13, 1991

Method for control of tape tension between the reels and apparatus therefor

HITACHI LTD50 citations88

HITACHI HIGH TECH CORP

1 patent

US7663104B2Feb 16, 2010

Specimen inspection equipment and how to make electron beam absorbed current images

HITACHI HIGH TECH CORP6 citations71

OBUKI TOMOHARU

1 patent

US8178840B2May 15, 2012

Specimen inspection equipment and how to make the electron beam absorbed current images

OBUKI TOMOHARU2 citations54