Inventor · disambiguated record
Ryoichi Okada
Also filed as: OKADA RYOICHI
3 granted patents·1 pending application·12 citations·filing 1979–2009
60Inventor score
Top patents by PatentIndex Score
4 records- 0168US8362363B2Prepreg with carrier and process for manufacturing same, multi-layered printed wiring board and semiconductor deviceSUMITOMO BAKELITE CO·Filed 2008·Granted Jan 29, 2013·2 cites·11 claims
- 0258US7331502B2Method of manufacturing electronic part and electronic part obtained by the methodSUMITOMO BAKELITE CO·Filed 2001·Granted Feb 19, 2008·10 cites·45 claims
- 0344US2011120760A1Electroless copper plating method, printed wiring board, method for producing the same, and semiconductor deviceOKADA RYOICHI·Filed 2009·Application pending·0 cites
- 0427US4315206ACurrent supply circuit for telephone exchangeNIPPON TELEGRAPH & TELEPHONE·Filed 1979·Granted Feb 9, 1982·0 cites·33 claims
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