Inventor
HASHIMOTO HIROAKI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “HASHIMOTO HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
13 patentsUS7009130B2Mar 7, 2006
Switching device
HITACHI LTD20 citations92
US9899172B2Feb 20, 2018
Circuit breaker and circuit breaker operating method
HITACHI LTD2 citations72
US9520699B2Dec 13, 2016
Switchgear
HITACHI LTD3 citations72
US9620315B2Apr 11, 2017
Gas circuit breaker
HITACHI LTD2 citations71
US9425589B2Aug 23, 2016
Gas-insulated switchgear
HITACHI LTD3 citations71
US10199188B2Feb 5, 2019
Gas circuit breaker
HITACHI LTD1 citations60
US9640349B2May 2, 2017
Gas circuit breaker
HITACHI LTD1 citations51
US9953778B2Apr 24, 2018
Gas circuit breaker and breaker for gas insulated switching device
HITACHI LTD0 citations47
US10256060B2Apr 9, 2019
Gas circuit breaker
HITACHI LTD0 citations41
US9324510B2Apr 26, 2016
Gas circuit breaker
HITACHI LTD0 citations41
US10229799B2Mar 12, 2019
Hydraulic drive for a switchgear
HITACHI LTD0 citations40
US10153109B2Dec 11, 2018
Gas circuit breaker
HITACHI LTD0 citations40
US9870884B2Jan 16, 2018
Gas circuit breaker
HITACHI LTD0 citations39
ACES ELECTRONICS CO LTD
6 patentsUS10074935B2Sep 11, 2018
Floating connector
ACES ELECTRONICS CO LTD11 citations84
US10411407B2Sep 10, 2019
Connector with ground plate between first contact and second contact
ACES ELECTRONICS CO LTD2 citations73
US10263365B2Apr 16, 2019
Plug unit and receptacle unit
ACES ELECTRONICS CO LTD2 citations73
US10348035B1Jul 9, 2019
Receptacle unit
ACES ELECTRONICS CO LTD1 citations62
US12597735B2Apr 7, 2026
Lock mechanism and connector set
ACES ELECTRONICS CO LTD0 citations52
US9979112B2May 22, 2018
Press-type connector
ACES ELECTRONICS CO LTD1 citations52
NEC CORP
5 patentsUS6160745ADec 12, 2000
Semiconductor storage device
NEC CORP29 citations92
US5936910AAug 10, 1999
Semiconductor memory device having burn-in test function
NEC CORP23 citations92
US6654302B2Nov 25, 2003
Semiconductor memory device with a self refresh mode
NEC CORP7 citations74
US6446227B1Sep 3, 2002
Semiconductor memory device
NEC CORP9 citations74
US6378091B1Apr 23, 2002
Test mode circuit capable of surely resetting test mode signals
NEC CORP4 citations63
NISSO IND CO LTD
4 patentsHITACHI AUTOMOTIVE SYSTEMS LTD
4 patentsUS10005373B2Jun 26, 2018
Battery control system and vehicle control system
HITACHI AUTOMOTIVE SYSTEMS LTD3 citations73
US9931959B2Apr 3, 2018
Battery control system and vehicle control system
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations52
US9821667B2Nov 21, 2017
Battery control system and vehicle control system
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations52
US9573472B2Feb 21, 2017
Battery control system and vehicle control system
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations51
JAPAN AE POWER SYSTEMS CORP
3 patentsUS7880105B2Feb 1, 2011
Circuit breaker
JAPAN AE POWER SYSTEMS CORP7 citations84
US7528336B2May 5, 2009
Gas circuit-breaker
JAPAN AE POWER SYSTEMS CORP13 citations84
US7339132B2Mar 4, 2008
Method of current interruption using puffer type gas circuit breaker with combined-action of cylinder and piston
JAPAN AE POWER SYSTEMS CORP10 citations82