Inventor · disambiguated record

Ryoji Shigemasa

Also filed as: SHIGEMASA RYOJI

2 granted patents·0 citations·filing 2008–2009

23Inventor score

Technology areasH10P

Files withOHMURO KAZUHIKO1 OKI SEMICONDUCTOR CO LTD1

Top patents by PatentIndex Score

2 records

0142US7981787B2Semiconductor device manufacturing methodOKI SEMICONDUCTOR CO LTD·Filed 2009·Granted Jul 19, 2011·0 cites·4 claims
0234US8241515B2Method of manufacturing semiconductor device and semiconductor manufacturing apparatusOHMURO KAZUHIKO·Filed 2008·Granted Aug 14, 2012·0 cites·8 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →