Inventor · disambiguated record
Koichi Tagawa
Also filed as: TAGAWA KOICHI
18 granted patents·1,121 citations·filing 1986–2000
96Inventor score
Top patents by PatentIndex Score
18 records- 0198US4866515APassenger service and entertainment system for supplying frequency-multiplexed video, audio, and television game software signals to passenger seat terminalsSONY CORP·Filed 1988·Granted Sep 12, 1989·386 cites·20 claims
- 0294US4896209APassenger vehicle polling system having a central unit for polling passenger seat terminal unitsSONY CORP·Filed 1988·Granted Jan 23, 1990·102 cites·23 claims
- 0393US5094120ABicycle speed change lever assemblyMAEDA IND·Filed 1990·Granted Mar 10, 1992·89 cites·12 claims
- 0491US5600365AMultiple audio and video signal providing apparatusSONY CORP·Filed 1995·Granted Feb 4, 1997·147 cites·6 claims
- 0580US4995280ABicycle speed change lever assemblyMAEDA IND·Filed 1990·Granted Feb 26, 1991·41 cites·13 claims
- 0679US4966046ABicycle speed change lever assemblyMAEDA IND·Filed 1989·Granted Oct 30, 1990·34 cites·20 claims
- 0778US5666151AMultiple audio and video signal providing apparatusSONY CORP·Filed 1996·Granted Sep 9, 1997·55 cites·16 claims
- 0878US5481934ABicycle speed change operation assemblyMORY SUNTOUR INC·Filed 1993·Granted Jan 9, 1996·39 cites·5 claims
- 0975US5315891ABicycle speed change operation assemblyMAEDA IND·Filed 1992·Granted May 31, 1994·33 cites·11 claims
- 1072US5214522ALiquid crystal display with back light and conductive diffuserSONY CORP·Filed 1991·Granted May 25, 1993·37 cites·5 claims
- 1172US5009629AShift lever assembly for bicycleMAEDA IND·Filed 1990·Granted Apr 23, 1991·31 cites·10 claims
- 1267US5421219ABicycle speed change system, bicycle speed change method and bicycle speed change operation assemblyMAEDA IND·Filed 1992·Granted Jun 6, 1995·21 cites·5 claims
- 1367US4768395ABicycle speed change lever assemblyMAEDA IND·Filed 1986·Granted Sep 6, 1988·23 cites·9 claims
- 1466US5390565ABicycle speed change system, bicycle speed change method and bicycle speed change operation assemblyMAEDA IND·Filed 1994·Granted Feb 21, 1995·21 cites·4 claims
- 1561US6681363B1Data receiver, data transmission system, and data transmitting method thereforSONY CORP·Filed 2000·Granted Jan 20, 2004·7 cites·17 claims
- 1658US5577413ABicycle speed change operation assembly that permits speed change operation during brakingMORY SUNTOUR INC·Filed 1994·Granted Nov 26, 1996·21 cites·6 claims
- 1757US4699018ABicycle speed change lever assemblyMAEDA IND·Filed 1986·Granted Oct 13, 1987·16 cites·11 claims
- 1843US5438889ABicycle speed change operation assemblyMORY SUNTOUR INC·Filed 1994·Granted Aug 8, 1995·18 cites·12 claims
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