Inventor · disambiguated record
Akira Oyama
Also filed as: OYAMA AKIRA
12 granted patents·2 pending applications·118 citations·filing 1980–2004
91Inventor score
Files withALPS ELECTRIC CO LTD5MITSUI MINING & SMELTING CO4MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1MURATA MANUFACTURING CO1OYAMA AKIRA1
Top patents by PatentIndex Score
14 records- 0187US6488279B1Discharge mechanism of sheet material in image forming apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 3, 2002·28 cites·4 claims
- 0269US4455458APulse switchALPS ELECTRIC CO LTD·Filed 1982·Granted Jun 19, 1984·15 cites·3 claims
- 0365US6428932B1Zinc alloy powder and alkaline battery using the sameMITSUI MINING & SMELTING CO·Filed 2000·Granted Aug 6, 2002·11 cites·8 claims
- 0460US6746509B2Process for producing zinc or zinc alloy powder for batteryMITSUI MINING & SMELTING CO·Filed 2002·Granted Jun 8, 2004·7 cites·5 claims
- 0556US5356712AMagnetite particlesMITSUI MINING & SMELTING CO·Filed 1992·Granted Oct 18, 1994·15 cites·3 claims
- 0650US4613925ASensor attachment assemblyMURATA MANUFACTURING CO·Filed 1984·Granted Sep 23, 1986·13 cites·2 claims
- 0750US4523174AIllumination type rotary variable resistorALPS ELECTRIC CO LTD·Filed 1984·Granted Jun 11, 1985·8 cites·5 claims
- 0845US4366897ASpeed drop detector for high-speed bucket belt conveyorTSUBAKIMOTO CHAIN CO·Filed 1980·Granted Jan 4, 1983·10 cites·2 claims
- 0944US4542366AIlluminated variable resistorALPS ELECTRIC CO LTD·Filed 1983·Granted Sep 17, 1985·5 cites·4 claims
- 1036US2004170897A1Process for producing zinc or zinc alloy powder for batteryMITSUI MINING & SMELTING CO·Filed 2004·Application pending·0 cites
- 1133US2003180607A1Zinc alloy powder for alkaline manganese dioxide cell, and negative electrode for alkaline manganese dioxide cell, and alkaline manganese dioxide cell using sameFiled 2003·Application pending·0 cites
- 1232US5432312APush-lock devicesALPS ELECTRIC CO LTD·Filed 1993·Granted Jul 11, 1995·4 cites·9 claims
- 1329US4904979AComponent assembly for electrical partALPS ELECTRIC CO LTD·Filed 1989·Granted Feb 27, 1990·0 cites·4 claims
- 1427US4845458AComponent assembly for electrical partOYAMA AKIRA·Filed 1988·Granted Jul 4, 1989·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →