Inventor · disambiguated record
Hiromichi Koyama
Also filed as: KOYAMA HIROMICHI
13 granted patents·158 citations·filing 1984–2006
92Inventor score
Top patents by PatentIndex Score
13 records- 0188US4541847AAir-purifying apparatusSANYO ELECTRIC CO·Filed 1984·Granted Sep 17, 1985·60 cites·11 claims
- 0284US7196282B2Movable contact unit arrangement including a movable contact unit and a magnetic sensorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Mar 27, 2007·11 cites·3 claims
- 0379US7350285B2Method of manufacturing a switch panel to be disposed close to a magnetic sensorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Apr 1, 2008·8 cites·11 claims
- 0475US7178223B2Method of manufacturing a movable contact unit to be disposed close to a magnetic sensorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Feb 20, 2007·6 cites·11 claims
- 0570US6333477B1Switch having improved contact performanceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 25, 2001·15 cites·10 claims
- 0663US6906275B2Movable contact unit, panel switch using the same and electronic equipment having the panel switchMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 14, 2005·11 cites·6 claims
- 0762US7329823B2Movable contact element and panel switch formed using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Feb 12, 2008·4 cites·4 claims
- 0859US7186939B2Movable contact unit and panel switchMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 6, 2007·3 cites·12 claims
- 0958US5845766AMovable contact element for panel switch and method of manufacturing panel switch with movable contact elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Dec 8, 1998·15 cites·7 claims
- 1056US6634090B2Method of production of series of a tactile contact units and tactile contact unit, and series of tactile contact units and a tactile contact unit produced by using the same methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 21, 2003·8 cites·21 claims
- 1147US6608273B2Push switchMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 19, 2003·4 cites·8 claims
- 1241US4714306AInsulation displacement connection (IDC) type cable connector and a method for assembling a cable theretoFUJITSU LTD·Filed 1987·Granted Dec 22, 1987·7 cites·13 claims
- 1338US4797119AInsulation displacement connection (IDC) type cable connector and a method for assembling a cable theretoFUJITSU LTD·Filed 1987·Granted Jan 10, 1989·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →