Inventor · disambiguated record
Toshiyuki Imagawa
Also filed as: IMAGAWA TOSHIYUKI
12 granted patents·209 citations·filing 1980–2010
92Inventor score
Top patents by PatentIndex Score
12 records- 0188US6693604B2Small antennaFURUKAWA ELECTRIC CO LTD·Filed 2001·Granted Feb 17, 2004·66 cites·14 claims
- 0275US7911401B2Earphone antenna and wireless device including the sameSONY CORP·Filed 2010·Granted Mar 22, 2011·4 cites·4 claims
- 0374US6720924B2Antenna apparatusFURUKAWA ELECTRIC CO LTD·Filed 2002·Granted Apr 13, 2004·26 cites·9 claims
- 0464US7236137B2Earphone antenna, composite coil and coaxial cable used therefor, and wireless device provided with the earphone antennaSONY CORP·Filed 2004·Granted Jun 26, 2007·16 cites·21 claims
- 0558US4527281AAuto-scan changeover system for two-band radio receiver employing PLL frequency synthesizersCLARION CO LTD·Filed 1983·Granted Jul 2, 1985·16 cites·3 claims
- 0657US6630906B2Chip antenna and manufacturing method of the sameFURUKAWA ELECTRIC CO LTD·Filed 2001·Granted Oct 7, 2003·11 cites·21 claims
- 0752US7671813B2Earphone antenna and wireless device including the sameSONY CORP·Filed 2004·Granted Mar 2, 2010·7 cites·36 claims
- 0846US4396242APlug connector assemblyCLARION CO LTD·Filed 1980·Granted Aug 2, 1983·14 cites·3 claims
- 0941US6279396B1Ultrasonic-wave distance measuring method and apparatus of separate transmission and reception type reflection systemSONY CORP·Filed 1999·Granted Aug 28, 2001·23 cites·11 claims
- 1040US5293744AExhaust manifold muffler for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1992·Granted Mar 15, 1994·19 cites·13 claims
- 1140US4620315AAutomatic frequency control circuit in a stereo FM radio receiverCLARION CO LTD·Filed 1985·Granted Oct 28, 1986·7 cites·3 claims
- 1229US4651483AConstruction of door in motor vehicleTOYOTA MOTOR CO LTD·Filed 1983·Granted Mar 24, 1987·0 cites·6 claims
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