Inventor · disambiguated record
Kogi Ishikawa
Also filed as: ISHIKAWA KOGI
4 granted patents·53 citations·filing 1991–1996
76Inventor score
Technology areasH01H
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0171US5793597APuffer type gas breakerHITACHI LTD·Filed 1996·Granted Aug 11, 1998·26 cites·9 claims
- 0256US5814781APuffer type gas circuit breakerHITACHI LTD·Filed 1996·Granted Sep 29, 1998·15 cites·4 claims
- 0341US5610381ACompression gas puffer type circuit breakerHITACHI LTD·Filed 1995·Granted Mar 11, 1997·8 cites·9 claims
- 0435US5155312APuffer type gas circuit interrupterHITACHI LTD·Filed 1991·Granted Oct 13, 1992·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →