Inventor · disambiguated record
Akihiro Okubo
Also filed as: OKUBO AKIHIRO
6 granted patents·117 citations·filing 1991–2016
81Inventor score
Files withNIHON DENSAN KK2JAPAN EXLAN CO LTD1NIPPON LEAKLESS IND CO LTD1NITTO DENKO CORP1OSAKA KATSUMI1
Top patents by PatentIndex Score
6 records- 0187US5428284AMethod of and circuit for starting sensorless motorNIHON DENSAN KK·Filed 1994·Granted Jun 27, 1995·62 cites·3 claims
- 0281US5235264AMethod of and circuit for starting sensorless motorNIHON DENSAN KK·Filed 1991·Granted Aug 10, 1993·47 cites·14 claims
- 0370US10151393B2Metal gasket material plate and method for manufacturing the sameNIPPON LEAKLESS IND CO LTD·Filed 2016·Granted Dec 11, 2018·2 cites·9 claims
- 0450US10080995B2Membrane support materialOSAKA KATSUMI·Filed 2011·Granted Sep 25, 2018·1 cites·16 claims
- 0546US6919026B2Semipermeable membrane support and process of preparation thereofNITTO DENKO CORP·Filed 2001·Granted Jul 19, 2005·5 cites·11 claims
- 0634US7071130B2Laminated material of segregating membrane and segregating membrane supporting material, and its method of manufactureJAPAN EXLAN CO LTD·Filed 2003·Granted Jul 4, 2006·0 cites·81 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →