Inventor · disambiguated record
Ryoichi Ohkura
Also filed as: OHKURA RYOICHI
6 granted patents·2 pending applications·34 citations·filing 1993–2007
80Inventor score
Top patents by PatentIndex Score
8 records- 0168US6807974B2Single wafer type substrate cleaning method and apparatusS E S COMPANY LTD·Filed 2002·Granted Oct 26, 2004·11 cites·9 claims
- 0263US7029538B2Single wafer type substrate cleaning method and apparatusS E S COMPANY LTD·Filed 2001·Granted Apr 18, 2006·8 cites·3 claims
- 0354US6752877B2Single wafer type cleaning method and apparatusS E S COMPANY LTD·Filed 2001·Granted Jun 22, 2004·4 cites·3 claims
- 0448US6792959B2Single wafer type cleaning method and apparatusS E S COMPANY LTD·Filed 2003·Granted Sep 21, 2004·2 cites·7 claims
- 0545US2009277379A1Film coating apparatusUNIV TOHOKU NAT UNIV CORP·Filed 2007·Application pending·0 cites
- 0642US2009107521A1Chemical solution or pure water feeder, substrate processing system, substrate processing apparatus, or substrate processing methodUNIV TOHOKU·Filed 2007·Application pending·0 cites
- 0736US5423377ACondenser for a steam turbine and a method of operating such a condenserHITACHI LTD·Filed 1993·Granted Jun 13, 1995·9 cites·8 claims
- 0827US6763839B2Substrate cleaning systemS E S COMPANY LTD·Filed 2001·Granted Jul 20, 2004·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →