Inventor · disambiguated record
Akio Matsushima
Also filed as: MATSUSHIMA AKIO
6 granted patents·54 citations·filing 1980–2019
79Inventor score
Top patents by PatentIndex Score
6 records- 0175US4848072AMethod for producing spun yarnsMURATA MACHINERY LTD·Filed 1988·Granted Jul 18, 1989·10 cites·20 claims
- 0271US5052478APipe for coolant condenserYUUGEN KAISHA MARUNAKA SEISAKU·Filed 1990·Granted Oct 1, 1991·34 cites·6 claims
- 0354US10789915B2Acoustic string instrument, and methods for manufacturing and repairing sameYAMAHA CORP·Filed 2019·Granted Sep 29, 2020·0 cites·8 claims
- 0436US6041585ASpinning machine and its operation methodMURATA MACHINERY LTD·Filed 1998·Granted Mar 28, 2000·2 cites·7 claims
- 0536US4688735APaper tube supply systemMURATA MACHINERY LTD·Filed 1986·Granted Aug 25, 1987·7 cites·4 claims
- 0622US4496108ABunch winding device in winding machineMURATA MACHINERY LTD·Filed 1980·Granted Jan 29, 1985·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →