Inventor · disambiguated record
Isamu Nagahiro
Also filed as: NAGAHIRO ISAMU
9 granted patents·76 citations·filing 1997–2008
86Inventor score
Technology areasH01H
Top patents by PatentIndex Score
9 records- 0181US7170020B2Circuit breaker and terminal coverFUJI ELEC FA COMPONENTS & SYS·Filed 2005·Granted Jan 30, 2007·12 cites·10 claims
- 0278US6621403B2Overload tripping device for circuit breakerFUJI ELECTRIC CO LTD·Filed 2001·Granted Sep 16, 2003·22 cites·4 claims
- 0368US6310528B1Overcurrent-tripping device for circuit breakerFUJI ELECTRIC CO LTD·Filed 2000·Granted Oct 30, 2001·15 cites·6 claims
- 0455US5901025ACircuit breakerFUJI ELECTRIC CO LTD·Filed 1997·Granted May 4, 1999·14 cites·14 claims
- 0547US8063600B2Thermally actuated overload tripping deviceKAWATA HISAO·Filed 2008·Granted Nov 22, 2011·1 cites·5 claims
- 0647US6577215B2Instantaneous-tripping circuit breakerFUJI ELECTRIC CO LTD·Filed 2001·Granted Jun 10, 2003·4 cites·3 claims
- 0742US6512434B1Circuit breaker with shift guideFUJI ELECTRIC CO LTD·Filed 2001·Granted Jan 28, 2003·2 cites·4 claims
- 0837US6940374B2Overload/open-phase tripping device for circuit breakerFUJI ELEC FA COMPONENTS & SYS·Filed 2004·Granted Sep 6, 2005·0 cites·4 claims
- 0934US5990434ASwitching mechanism for circuit breakerFUJI ELECTRIC CO LTD·Filed 1998·Granted Nov 23, 1999·6 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →