Inventor · disambiguated record
Tatsuji Shirouzu
Also filed as: SHIROUZU TATSUJI
3 granted patents·58 citations·filing 1987–1990
72Inventor score
Technology areasH01H
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0187US4805062ADC circuit breaker and method of commutation thereofHITACHI LTD·Filed 1987·Granted Feb 14, 1989·39 cites·5 claims
- 0258US4862313ADriving apparatus for DC circuit breakersHITACHI LTD·Filed 1988·Granted Aug 29, 1989·13 cites·11 claims
- 0332US5115389ADc power supply circuit arrangementHITACHI LTD·Filed 1990·Granted May 19, 1992·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →