Inventor · disambiguated record
Takahiko Funahashi
Also filed as: FUNAHASHI TAKAHIKO
11 granted patents·1,179 citations·filing 1987–1995
94Inventor score
Top patents by PatentIndex Score
11 records- 0196US4878553APosition detecting apparatusWACOM CO LTD·Filed 1987·Granted Nov 7, 1989·237 cites·7 claims
- 0295US5023408AElectronic blackboard and accessories such as writing toolsWACOM CO LTD·Filed 1989·Granted Jun 11, 1991·181 cites·85 claims
- 0394US5028745APosition detecting apparatusWACOM CO LTD·Filed 1989·Granted Jul 2, 1991·157 cites·44 claims
- 0490US4988837APosition detecting deviceWACOM CO LTD·Filed 1990·Granted Jan 29, 1991·181 cites·68 claims
- 0584US5134689ACoordinate input system and input implement used in the systemWACOM CO LTD·Filed 1988·Granted Jul 28, 1992·85 cites·30 claims
- 0680US5751229AAngular information input systemWACOM CO LTD·Filed 1995·Granted May 12, 1998·99 cites·14 claims
- 0780US5748110AAngular input information system relative to a tablet for determining an incline angle of a pointer or stylusWACOM CO LTD·Filed 1995·Granted May 5, 1998·102 cites·22 claims
- 0872US4948926APosition detecting apparatusWAKOMU KK·Filed 1989·Granted Aug 14, 1990·49 cites·55 claims
- 0967US5763839ADevice and method for detecting position using electromagnetic induction without producing discrepancy caused by the residual induction voltage of the resonant circuitWACOM CO LTD·Filed 1995·Granted Jun 9, 1998·27 cites·21 claims
- 1064US5466896APosition detectorFiled 1990·Granted Nov 14, 1995·42 cites·16 claims
- 1151USRE35329EElectronic blackboard and accessories such as writing toolsWACOM CO LTD·Filed 1993·Granted Sep 17, 1996·19 cites·87 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →