LexDanaLexDanabeta
Inventor

Hiroyuki Nakamichi

Inventor
Tokyo, JP

Overview

3→
Patents
2015–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Bprimary
H02BBoards, substations or switching arrangements for the supply or distribution of electric power50%
G01MTesting static or dynamic balance of machines or structures17%
G01RMeasuring electric variables17%
H01HElectric switches17%
PatentTitleYear
10,190,935Gas leak detection device and gas leak detection method201910,049,839Gas circuit breaker20189,116,176'Optical current transformer for gas-insulated apparatus'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2019Patents assigned to HITACHI LTD (3)· patent assignee history
2015Patents assigned to KAWAMATA MASASHI (1)· patent assignee history
2015Patents assigned to NAKAMICHI HIROYUKI (1)· patent assignee history
2015Patents assigned to SHIOZAWA DAIGOROU (1)· patent assignee history
2015Patents assigned to YAMAGUCHI TATSUSHI (1)· patent assignee history
2015Based in Hitachi, JP· patent location history
2018–2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD32015–2019
KAWAMATA MASASHI12015
NAKAMICHI HIROYUKIself12015
SHIOZAWA DAIGOROU12015
YAMAGUCHI TATSUSHI12015
Locations
LocationPatentsSpan
Tokyo, JP22018–2019
Hitachi, JP12015