Inventor · disambiguated record
Isato Watanabe
Also filed as: WATANABE ISATO
9 granted patents·101 citations·filing 1986–1990
88Inventor score
Top patents by PatentIndex Score
9 records- 0181US4783613AImpregnated cathodeHITACHI LTD·Filed 1987·Granted Nov 8, 1988·26 cites·15 claims
- 0272US4855637AOxidation resistant impregnated cathodeHITACHI LTD·Filed 1988·Granted Aug 8, 1989·17 cites·9 claims
- 0361US4737679AImpregnated cathodeHITACHI LTD·Filed 1986·Granted Apr 12, 1988·11 cites·17 claims
- 0456US4995022APower supply device for hand with luminescence elementSEIKOSHA KK·Filed 1989·Granted Feb 19, 1991·13 cites·10 claims
- 0551US4993005APower supply system for luminous handsSEIKOSHA KK·Filed 1990·Granted Feb 12, 1991·15 cites·8 claims
- 0649US4995016ATimepiece with light emitting deviceSEIKOSHA KK·Filed 1989·Granted Feb 19, 1991·11 cites·9 claims
- 0734US5025429AElectric power supply device for hand with loadSEIKOSHA KK·Filed 1989·Granted Jun 18, 1991·4 cites·15 claims
- 0831US4796239ACircuit unit for timepiece and process for fabricating the sameSEIKOSHA KK·Filed 1987·Granted Jan 3, 1989·2 cites·10 claims
- 0931US4745682AMethod of connecting coilSEIKOSHA KK·Filed 1987·Granted May 24, 1988·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →