Assignee
OSHIMA AKIRA
JP·3 granted patents·37 citations·filing 1988–2011
Top patents by PatentIndex Score
3 records- 0166US9229450B2Autonomous movement systemOSHIMA AKIRA·Filed 2011·Granted Jan 5, 2016·5 cites·10 claims
- 0254US4872642ASeal mechanism for butterfly valve with press contacting seal effective in both inflow and outflow directionsOSHIMA AKIRA·Filed 1988·Granted Oct 10, 1989·18 cites·3 claims
- 0348US4860994ASeal system for butterfly valveOSHIMA AKIRA·Filed 1989·Granted Aug 29, 1989·14 cites·1 claims
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