Inventor · disambiguated record
Imao Hiraga
Also filed as: HIRAGA IMAO
7 granted patents·1 pending application·78 citations·filing 1980–2006
84Inventor score
Files withSEIKO EPSON CORP2SUWA SEIKOSHA KK2SHACHIHATA INDUSTRIAL1SHIOJIRI KAGYO KABUSHIKI KAISH1SHIOJIRO KOGYO KABUSHIKI KAISH1
Top patents by PatentIndex Score
8 records- 0181US4496246ATimepiece constructionSUWA SEIKOSHA KK·Filed 1981·Granted Jan 29, 1985·38 cites·10 claims
- 0277US7742364B2Timepiece display apparatus, movement, and timepieceSEIKO EPSON CORP·Filed 2005·Granted Jun 22, 2010·8 cites·17 claims
- 0374US7961560B2Display device for timepiece, movement, and timepieceSEIKO EPSON CORP·Filed 2006·Granted Jun 14, 2011·7 cites·20 claims
- 0438US2003174590A1Push button structure and an electronic device and timepiece having the sameFiled 2002·Application pending·0 cites
- 0536US4862434ATimepiece structureSHIOJIRO KOGYO KABUSHIKI KAISH·Filed 1987·Granted Aug 29, 1989·9 cites·9 claims
- 0633US4970952ADate-stamping apparatusSHACHIHATA INDUSTRIAL·Filed 1990·Granted Nov 20, 1990·7 cites·3 claims
- 0732US4862432ASecuring construction for timepieceSHIOJIRI KAGYO KABUSHIKI KAISH·Filed 1987·Granted Aug 29, 1989·7 cites·3 claims
- 0830US4365899AGear train of an electronic timepieceSUWA SEIKOSHA KK·Filed 1980·Granted Dec 28, 1982·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →