Inventor · disambiguated record
Katsuhito Obi
Also filed as: OBI KATSUHITO
6 granted patents·122 citations·filing 1995–2023
82Inventor score
Files withWACOM CO LTD6
Top patents by PatentIndex Score
6 records- 0168US7911454B2Information processing apparatus, position detecting apparatus and sensing part for performing a detection operationWACOM CO LTD·Filed 2007·Granted Mar 22, 2011·4 cites·32 claims
- 0267US5763839ADevice 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
- 0367US5691512APosition transducer, and method for eliminating noise therefromWACOM CO LTD·Filed 1995·Granted Nov 25, 1997·60 cites·16 claims
- 0458US12334282B2Input device and input systemWACOM CO LTD·Filed 2023·Granted Jun 17, 2025·0 cites·19 claims
- 0557US12169602B2Communication system and terminal apparatusWACOM CO LTD·Filed 2023·Granted Dec 17, 2024·0 cites·17 claims
- 0654US5657011ASensor coil pattern and the coordinate input apparatus thereofWACOM CO LTD·Filed 1995·Granted Aug 12, 1997·31 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →