Inventor · disambiguated record
Akira Niinuma
Also filed as: NIINUMA AKIRA
7 granted patents·35 citations·filing 1979–2001
81Inventor score
Files withALPS ELECTRIC CO LTD7
Top patents by PatentIndex Score
7 records- 0151US4297541AGanged push button switch having means preventing simultaneous actuation of two push buttonsALPS ELECTRIC CO LTD·Filed 1979·Granted Oct 27, 1981·7 cites·4 claims
- 0249US4675486APush button switch with sliding contact memberALPS ELECTRIC CO LTD·Filed 1986·Granted Jun 23, 1987·9 cites·1 claims
- 0346US4690484AWafer and method for manufacturing switch waferALPS ELECTRIC CO LTD·Filed 1985·Granted Sep 1, 1987·10 cites·3 claims
- 0441US6353196B2Water-resistant switching deviceALPS ELECTRIC CO LTD·Filed 2001·Granted Mar 5, 2002·2 cites·4 claims
- 0539US4827087APush button switchALPS ELECTRIC CO LTD·Filed 1988·Granted May 2, 1989·5 cites·6 claims
- 0631US4360721APush button switch with alternate action mechanismALPS ELECTRIC CO LTD·Filed 1981·Granted Nov 23, 1982·2 cites·2 claims
- 0727US4773089ATelephone line-switching deviceALPS ELECTRIC CO LTD·Filed 1986·Granted Sep 20, 1988·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →