Inventor · disambiguated record
Ryuji Ninomiya
Also filed as: NINOMIYA RYUJI
8 granted patents·2 pending applications·119 citations·filing 1990–2003
88Inventor score
Files withMITSUI MINING & SMELTING CO6DORYOKURO KAKUNENRYO1NISSAN MOTOR1YOSHINOGAWA ELECTRIC WIRE & CA1
Top patents by PatentIndex Score
10 records- 0173US5911949AAbrasion resistant copper alloyNISSAN MOTOR·Filed 1997·Granted Jun 15, 1999·28 cites·3 claims
- 0267US5658528ALead-free solderMITSUI MINING & SMELTING CO·Filed 1996·Granted Aug 19, 1997·27 cites·1 claims
- 0365US5718868ALead-free tin-zinc-based soldering alloyMITSUI MINING & SMELTING CO·Filed 1996·Granted Feb 17, 1998·18 cites·8 claims
- 0449US5993736ALead-free tin-silver-based soldering alloyMITSUI MINING & SMELTING CO·Filed 1998·Granted Nov 30, 1999·14 cites·4 claims
- 0546US5958333ATin-silver-based soldering alloyMITSUI MINING & SMELTING CO·Filed 1997·Granted Sep 28, 1999·11 cites·10 claims
- 0642US6103976AWire and cable for use in robotYOSHINOGAWA ELECTRIC WIRE & CA·Filed 1998·Granted Aug 15, 2000·13 cites·8 claims
- 0739US6531003B2Abrasion resistant copper alloy, copper alloy powder for build-up cladding, and engine cylinder headMITSUI MINING & SMELTING CO·Filed 1999·Granted Mar 11, 2003·6 cites·11 claims
- 0837US2005199679A1Sn-ag based lead-free solderFiled 2003·Application pending·0 cites
- 0933US2001036420A1Tin-silver based soldering alloy utilityMITSUI MINING & SMELTING CO·Filed 2001·Application pending·0 cites
- 1018US5093098AMethod of controlling water/hydrogen isotopic exchange reaction plantDORYOKURO KAKUNENRYO·Filed 1990·Granted Mar 3, 1992·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →