Inventor · disambiguated record
Shigeru Hirai
Also filed as: HIRAI SHIGERU
14 granted patents·3 pending applications·248 citations·filing 1991–2019
92Inventor score
Top patents by PatentIndex Score
17 records- 0189US5384874AOptical fiber rod lens device and method of making sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jan 24, 1995·89 cites·9 claims
- 0280US10078829B2Information processing device, transaction processing system, and recording deviceSEIKO EPSON CORP·Filed 2015·Granted Sep 18, 2018·2 cites·14 claims
- 0377US5481632AOptical waveguide module and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jan 2, 1996·47 cites·54 claims
- 0468US9311029B2POS system, data processing device, and control method of a POS systemSEIKO EPSON CORP·Filed 2015·Granted Apr 12, 2016·1 cites·15 claims
- 0566US5513290ACoupling structure of optical fibers and optical waveguidesSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 30, 1996·31 cites·30 claims
- 0663US5381261AOptical isolatorSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jan 10, 1995·28 cites·1 claims
- 0756US6690872B2Silica based optical waveguide and production method thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Feb 10, 2004·5 cites·8 claims
- 0855US9483222B2POS system, data processing device, and control method of a POS systemSEIKO EPSON CORP·Filed 2016·Granted Nov 1, 2016·0 cites·16 claims
- 0953US5696860AOptical device module and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Dec 9, 1997·16 cites·8 claims
- 1051US10990861B2Printer communication using formatted printing information and alteration or deletion of formatted printing informationSEIKO EPSON CORP·Filed 2019·Granted Apr 27, 2021·0 cites·14 claims
- 1147US2016203453A1Control Device, Control Method of a Control Device, and a Control SystemSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 1243US10339516B2Information processing device, information processing system, and control method of an information processing deviceSEIKO EPSON CORP·Filed 2016·Granted Jul 2, 2019·0 cites·9 claims
- 1343US5471306AMethod for assembling optical isolator and method for measuring isolationSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Nov 28, 1995·11 cites·9 claims
- 1441US5408491AOptical isolatorSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Apr 18, 1995·10 cites·8 claims
- 1539US5265179AMethod of manufacturing fiber-optic collimatorsSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Nov 23, 1993·8 cites·5 claims
- 1637US2016104143A1Recording device, transaction processing system, and control method of a recording deviceSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 1736US2016103636A1Information processing device, transaction processing system, and recording deviceSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →