Inventor · disambiguated record
Hiroyuki Chihara
Also filed as: CHIHARA HIROYUKI
18 granted patents·494 citations·filing 1974–2001
95Inventor score
Top patents by PatentIndex Score
18 records- 0196US6714233B2Mobile video telephone systemSEIKO EPSON CORP·Filed 2001·Granted Mar 30, 2004·158 cites·23 claims
- 0292US7016707B2Mobile telephone and radio communication device cooperatively processing incoming callSEIKO EPSON CORP·Filed 2001·Granted Mar 21, 2006·113 cites·45 claims
- 0387US7187908B2Wrist-watch device having communication function, information display method, control program, and recording mediumSEIKO EPSON CORP·Filed 2001·Granted Mar 6, 2007·22 cites·17 claims
- 0483US4041691AElectronic timepiece battery monitoring circuitSUWA SEIKOSHA KK·Filed 1975·Granted Aug 16, 1977·30 cites·12 claims
- 0582US7181179B2Hand-held electronic deviceSEIKO EPSON CORP·Filed 2001·Granted Feb 20, 2007·36 cites·97 claims
- 0678US3949545AQuartz crystal timepieceSUWA SEIKOSHA KK·Filed 1975·Granted Apr 13, 1976·24 cites·30 claims
- 0773US7149502B2Wireless information distribution system, wireless information distribution device, and mobile wireless deviceSEIKO EPSON CORP·Filed 2001·Granted Dec 12, 2006·6 cites·18 claims
- 0867US4196432AAC driving mode and circuit for an electro-optical displaySUWA SEIKOSHA KK·Filed 1978·Granted Apr 1, 1980·18 cites·10 claims
- 0966US4646157APocket television receiversSEIKO EPSON CORP·Filed 1983·Granted Feb 24, 1987·17 cites·17 claims
- 1064US4051663AElectronic timepieceSUWA SEIKOSHA KK·Filed 1974·Granted Oct 4, 1977·23 cites·10 claims
- 1156US6628351B1Liquid crystal display apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 30, 2003·6 cites·7 claims
- 1255US4395138AElectronic timepieceSUWA SEIKOSHA KK·Filed 1981·Granted Jul 26, 1983·12 cites·16 claims
- 1350US4037399AElectronic timepiece battery potential detecting circuitrySUWA SEIKOSHA KK·Filed 1975·Granted Jul 26, 1977·9 cites·40 claims
- 1448US4182108AElectronic timepiece correction circuitSUWA SEIKOSHA KK·Filed 1977·Granted Jan 8, 1980·5 cites·12 claims
- 1546US4043110AElectronic timepiece battery-potential detecting circuitSUWA SEIKOSHA KK·Filed 1975·Granted Aug 23, 1977·7 cites·38 claims
- 1644US6326928B1Antenna fixing method and deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 4, 2001·4 cites·6 claims
- 1737US4232383AElectronic timepiece battery monitoring circuitSUWA SEIKOSHA KK·Filed 1978·Granted Nov 4, 1980·3 cites·11 claims
- 1828US4435089APower circuit for an electronic timepieceSUWA SEIKOSHA KK·Filed 1982·Granted Mar 6, 1984·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →