Inventor · disambiguated record
Tohru Negishi
Also filed as: NEGISHI TOHRU
12 granted patents·2 pending applications·256 citations·filing 1984–2008
92Inventor score
Top patents by PatentIndex Score
14 records- 0197US7234739B2Magnetic latch assemblyWASHIN OPTICAL CO LTD·Filed 2005·Granted Jun 26, 2007·75 cites·9 claims
- 0292US7308737B2Magnetically actuated locking mechanismWASHIN OPTICAL CO LTD·Filed 2006·Granted Dec 18, 2007·34 cites·16 claims
- 0383USD329446SNose piece for use with eyeglassesNEGISHI TOHRU·Filed 1991·Granted Sep 15, 1992·27 cites·1 claims
- 0480US4547048ASpectacle frame for multifocal lensesNEGISHI TOHRU·Filed 1984·Granted Oct 15, 1985·35 cites·14 claims
- 0571US7422323B2Hinge system for eyewearWASHIN OPTICAL CO LTD·Filed 2007·Granted Sep 9, 2008·9 cites·9 claims
- 0665US6520636B2Nosepiece assembly for an adjustable eyeglass frameYOUCHI KAIHATSU CO LTD·Filed 2001·Granted Feb 18, 2003·17 cites·17 claims
- 0754US6183080B1Integral vertical plane adjusting mechanism for an eyeglass frame with multifocal lensesELU PATENT OPTICAL CO LTD·Filed 2000·Granted Feb 6, 2001·10 cites·20 claims
- 0852US2007251062A1Lockable holderWASHIN OPTICAL CO LTD·Filed 2007·Application pending·0 cites
- 0947US6886935B2Nose pad assembly for an eyeglass frameFiled 2004·Granted May 3, 2005·3 cites·17 claims
- 1046US4861151AFrame for multifocal spectaclesNEGISHI TOHRU·Filed 1987·Granted Aug 29, 1989·13 cites·1 claims
- 1144US6056398AOpthalmic frame for bi-focal lenses and nose patch thereforFiled 1999·Granted May 2, 2000·15 cites·18 claims
- 1244US5691796AOphthalmic mounting for bifocal lensesFiled 1996·Granted Nov 25, 1997·15 cites·16 claims
- 1344US2008284975A1Temple adjustment mechanism for eyewearWASHIN OPTICAL CO LTD·Filed 2008·Application pending·0 cites
- 1429US4925292AFrame for multifocal spectaclesNEGISHI TOHRU·Filed 1989·Granted May 15, 1990·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →