Inventor · disambiguated record
Toshihiko Kotaka
Also filed as: KOTAKA TOSHIHIKO
4 granted patents·29 citations·filing 1997–1999
74Inventor score
Technology areasH04M
Files withOKI ELECTRIC IND CO LTD4
Top patents by PatentIndex Score
4 records- 0140US6049234ATelemetering apparatusOKI ELECTRIC IND CO LTD·Filed 1997·Granted Apr 11, 2000·10 cites·21 claims
- 0238US5875245AHigh voltage detection circuit, bell signal detection circuit and non-ringing reception detection circuitOKI ELECTRIC IND CO LTD·Filed 1997·Granted Feb 23, 1999·9 cites·55 claims
- 0335US6411148B1Telemetering apparatusOKI ELECTRIC IND CO LTD·Filed 1999·Granted Jun 25, 2002·6 cites·15 claims
- 0431US5937030AOff-hook signal and dial pulse generating circuit and a method for driving the same circuitOKI ELECTRIC IND CO LTD·Filed 1997·Granted Aug 10, 1999·4 cites·82 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →