Inventor · disambiguated record
Keiichiro Koga
Also filed as: KOGA KEIICHIRO · SEKIYA FUKUO
14 granted patents·230 citations·filing 1978–1993
93Inventor score
Top patents by PatentIndex Score
14 records- 0184US4694455ADecoding method for multiple bit error correction BCH codesKOKUSAI DENSHIN DENWA CO LTD·Filed 1985·Granted Sep 15, 1987·45 cites·5 claims
- 0280US4302829AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Nov 24, 1981·11 cites·8 claims
- 0380US4298971AElectronic timpieceCITIZEN WATCH CO LTD·Filed 1979·Granted Nov 3, 1981·15 cites·9 claims
- 0468US4797887ASequential decoding method and apparatusKOKUSAI DENSHIN DENWA CO LTD·Filed 1986·Granted Jan 10, 1989·27 cites·8 claims
- 0565US4748622ASatellite communication systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1986·Granted May 31, 1988·28 cites·3 claims
- 0663US5345506AMutual authentication/cipher key distribution systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1993·Granted Sep 6, 1994·54 cites·4 claims
- 0761US4468769AError correcting system for correcting two or three simultaneous errors in a codeKOKUSAI DENSHIN DENWA CO LTD·Filed 1982·Granted Aug 28, 1984·15 cites·3 claims
- 0860US4441826AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1982·Granted Apr 10, 1984·12 cites·3 claims
- 0958US4292680AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Sep 29, 1981·4 cites·8 claims
- 1053US4270194AElectronic alarm timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted May 26, 1981·3 cites·24 claims
- 1152US4302828AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Nov 24, 1981·3 cites·2 claims
- 1247US4320511AMethod and device for conversion between a cyclic and a general code sequence by the use of dummy zero bit seriesKOKUSAI DENSHIN DENWA CO LTD·Filed 1980·Granted Mar 16, 1982·13 cites·5 claims
- 1332US4236241AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Nov 25, 1980·0 cites·10 claims
- 1431US4262351AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Apr 14, 1981·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →