Inventor · disambiguated record
Koichi Hanafusa
Also filed as: HANAFUSA KOICHI
4 granted patents·83 citations·filing 1993–2003
77Inventor score
Files withSHARP KK4
Top patents by PatentIndex Score
4 records- 0184US5859757AOutput driving circuit for use in DC stabilized power supply circuitSHARP KK·Filed 1997·Granted Jan 12, 1999·48 cites·10 claims
- 0271US5483200ALight-receiving and amplifying device capable of switching between gain levels at high speed and obtaining a sufficient signal-to-noise ratio over a wide range in quantity of incident lightSHARP KK·Filed 1994·Granted Jan 9, 1996·26 cites·12 claims
- 0343US6850118B2Amplifier circuit and power supply provided therewithSHARP KK·Filed 2003·Granted Feb 1, 2005·5 cites·14 claims
- 0437US5321254ALight-receiving and amplyfying device capable of widening an AC operation rangeSHARP KK·Filed 1993·Granted Jun 14, 1994·4 cites·25 claims
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