Inventor
KATO TATSURO
JP26 patents
⚠️ This page may combine multiple inventors who share the name “KATO TATSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS6850399B1Feb 1, 2005
Gas insulated device and failure rating method
HITACHI LTD24 citations92
US6483316B2Nov 19, 2002
Method of diagnosing partial discharge in gas-insulated apparatus and partial discharge diagnosing system for carrying out the same
HITACHI LTD26 citations92
US6333715B1Dec 25, 2001
Partial discharge detector of gas-insulated apparatus
HITACHI LTD33 citations92
US6300768B1Oct 9, 2001
Method of diagnosing partial discharge in gas-insulated apparatus and partial discharge diagnosing system for carrying out the same
HITACHI LTD18 citations92
US7064267B2Jun 20, 2006
Gas insulating apparatus and method for locating fault point thereof
HITACHI LTD8 citations74
US6853528B2Feb 8, 2005
Gas insulating apparatus and method for locating fault point thereof
HITACHI LTD6 citations74
US8941257B2Jan 27, 2015
Wind power generator
HITACHI LTD5 citations73
US9899172B2Feb 20, 2018
Circuit breaker and circuit breaker operating method
HITACHI LTD2 citations72
US9520699B2Dec 13, 2016
Switchgear
HITACHI LTD3 citations72
US7027280B2Apr 11, 2006
Gas insulating apparatus and method for locating fault point thereof
HITACHI LTD2 citations63
OMRON TATEISI ELECTRONICS CO
6 patentsUS9136080B2Sep 15, 2015
Electromagnet device and electromagnetic relay using the same
OMRON TATEISI ELECTRONICS CO8 citations81
US11721507B2Aug 8, 2023
Contact device
OMRON TATEISI ELECTRONICS CO2 citations73
US9437382B2Sep 6, 2016
Electromagnet device and electromagnetic relay using the same
OMRON TATEISI ELECTRONICS CO6 citations68
US11515113B2Nov 29, 2022
Contact device
OMRON TATEISI ELECTRONICS CO0 citations62
US11469063B2Oct 11, 2022
Contact device
OMRON TATEISI ELECTRONICS CO0 citations52
US9070501B2Jun 30, 2015
Electromagnet device, method of assembling the same, and electromagnetic relay using the same
OMRON TATEISI ELECTRONICS CO0 citations48