Inventor · disambiguated record
Mitsuhiro Ooyama
Also filed as: OOYAMA MITSUHIRO
3 granted patents·25 citations·filing 1977–1977
67Inventor score
Files withYAMAMOTO ELECTRIC IND CO LTD3
Top patents by PatentIndex Score
3 records- 0168US4168455AMotor speed control systemYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Sep 18, 1979·17 cites·3 claims
- 0248US4143605AMotor driven sewing machineYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Mar 13, 1979·4 cites·6 claims
- 0344US4142472AControl apparatus for an electrically driven sewing machine with stitch pattern producing deviceYAMAMOTO ELECTRIC IND CO LTD·Filed 1977·Granted Mar 6, 1979·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →