Inventor · disambiguated record

Masasuke Otsuka

Also filed as: OTSUKA MASASUKE

2 granted patents·68 citations·filing 1982–1988

63Inventor score

Technology areasA46B A61K

Files withNIPPON SHIKEN KOGYO KK1 OTSUKA MASASUKE1

Top patents by PatentIndex Score

2 records

0173US4828420AInterdental tooth cleaning applianceNIPPON SHIKEN KOGYO KK·Filed 1988·Granted May 9, 1989·64 cites·5 claims
0226US4411863ALow-carat corrosion-resistant gold alloy with the skin of the alloy not being blacked upon castingOTSUKA MASASUKE·Filed 1982·Granted Oct 25, 1983·4 cites·1 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →