Inventor · disambiguated record
Shunsuke Koyama
Also filed as: KOYAMA SHUNSUKE
15 granted patents·486 citations·filing 1989–2016
94Inventor score
Top patents by PatentIndex Score
15 records- 0195US5757326ASlot antenna device and wireless apparatus employing the antenna deviceSEIKO EPSON CORP·Filed 1997·Granted May 26, 1998·159 cites·35 claims
- 0294US6946996B2Antenna apparatus, printed wiring board, printed circuit board, communication adapter and portable electronic equipmentSEIKO EPSON CORP·Filed 2003·Granted Sep 20, 2005·106 cites·21 claims
- 0380US5940041ASlot antenna device and wireless apparatus employing the antenna deviceSEIKO EPSON CORP·Filed 1997·Granted Aug 17, 1999·51 cites·11 claims
- 0478US6744698B2Battery powered electronic device and control method thereforSEIKO EPSON CORP·Filed 2002·Granted Jun 1, 2004·41 cites·20 claims
- 0576US6762728B2Antenna device for high-frequency radio apparatus and wrist watch-type radio apparatusSEIKO EPSON CORP·Filed 2001·Granted Jul 13, 2004·16 cites·21 claims
- 0672US5280646APaging device with structure for removing static electricitySEIKO EPSON CORP·Filed 1991·Granted Jan 18, 1994·41 cites·73 claims
- 0768US6531988B1Antenna device for high-frequency radio apparatus, high-frequency radio apparatus, and watch-shaped radio apparatusSEIKO EPSON CORP·Filed 2000·Granted Mar 11, 2003·20 cites·14 claims
- 0866US8934385B2Wireless communication apparatus and electronic deviceSEIKO EPSON CORP·Filed 2012·Granted Jan 13, 2015·2 cites·7 claims
- 0962US9979075B2Antenna device and electronic timepieceSEIKO EPSON CORP·Filed 2016·Granted May 22, 2018·1 cites·9 claims
- 1051US5072231AWrist carried wireless instrumentSEIKO EPSON CORP·Filed 1989·Granted Dec 10, 1991·14 cites·2 claims
- 1146US9853354B2Sleeve antenna and wireless communication deviceSEIKO EPSON CORP·Filed 2013·Granted Dec 26, 2017·0 cites·5 claims
- 1246US5530453AWrist carried wireless instrumentSEIKO EPSON CORP·Filed 1994·Granted Jun 25, 1996·15 cites·1 claims
- 1342US6396144B1Mounting structure of semiconductor device, and communication apparatus using the sameSEIKO EPSON CORP·Filed 1997·Granted May 28, 2002·10 cites·51 claims
- 1439US5225846AWrist carried wireless instrumentSEIKO EPSON CORP·Filed 1991·Granted Jul 6, 1993·10 cites·7 claims
- 1532US8477562B2Communication device and communication methodKOYAMA SHUNSUKE·Filed 2010·Granted Jul 2, 2013·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →