Inventor · disambiguated record
Akira Ohtomo
Also filed as: OHTOMO AKIRA
6 granted patents·17 pending applications·289 citations·filing 1987–2009
84Inventor score
Top patents by PatentIndex Score
23 records- 0194US6878962B1Semiconductor deviceJAPAN SCIENCE & TECH CORP·Filed 2000·Granted Apr 12, 2005·98 cites·13 claims
- 0290US6057561AOptical semiconductor elementJAPAN SCIENCE & TECH CORP·Filed 1998·Granted May 2, 2000·168 cites·22 claims
- 0381US7741637B2ZnO-based semiconductor deviceROHM CO LTD·Filed 2007·Granted Jun 22, 2010·8 cites·4 claims
- 0469US8247793B2ZnO-based thin film and ZnO-based semiconductor elementNAKAHARA KEN·Filed 2008·Granted Aug 21, 2012·3 cites·8 claims
- 0562US4789781AScanning electron microscopeAGENCY IND SCIENCE TECHN·Filed 1987·Granted Dec 6, 1988·12 cites·5 claims
- 0654US2008187776A1Multilayer substrateROHM CO LTD·Filed 2008·Application pending·0 cites
- 0749US2010308327A1ZnO-BASED SUBSTRATE, METHOD FOR PROCESSING ZnO-BASED SUBSTRATE, AND ZnO-BASED SEMICONDUCTOR DEVICENAKAHARA KEN·Filed 2009·Application pending·0 cites
- 0847US8410478B2p-Type MgZnO-based thin film and semiconductor light emitting deviceNAKAHARA KEN·Filed 2008·Granted Apr 2, 2013·0 cites·16 claims
- 0947US2008245297A1Material supply apparatusROHM CO LTD·Filed 2008·Application pending·0 cites
- 1047US2010133470A1ZnO-BASED SUBSTRATE AND METHOD OF TREATING ZnO-BASED SUBSTRATEROHM CO LTD·Filed 2008·Application pending·0 cites
- 1145US2010183045A1Substrate temperature measuring apparatus and substrate temperature measuring methodROHM CO LTD·Filed 2008·Application pending·0 cites
- 1245US2011114938A1ZnO SEMICONDUCTOR ELEMENTROHM CO LTD·Filed 2009·Application pending·0 cites
- 1345US2009146541A1Infrared reflector and heating device having the sameROHM CO LTD·Filed 2008·Application pending·0 cites
- 1445US2011037067A1Zno-group semiconductor elementNAKAHARA KEN·Filed 2008·Application pending·0 cites
- 1544US2012181531A1Semiconductor element and manufacturing method of the sameNAKAHARA KEN·Filed 2008·Application pending·0 cites
- 1644US2010040534A1Radical generating apparatus and zno-based thin filmROHM CO LTD·Filed 2008·Application pending·0 cites
- 1744US2010090214A1Oxide thin film and oxide thin film deviceROHM CO LTD·Filed 2008·Application pending·0 cites
- 1844US2010323160A1ZnO-BASED THIN FILMROHM CO LTD·Filed 2008·Application pending·0 cites
- 1944US2011033718A1ZnO THIN FILMROHM CO LTD·Filed 2008·Application pending·0 cites
- 2044US2010270533A1ZnO-BASED SEMICONDUCTOR ELEMENTROHM CO LTD·Filed 2008·Application pending·0 cites
- 2143US2010102309A1ZNO-Based Semiconductor ElementROHM CO LTD·Filed 2008·Application pending·0 cites
- 2243US2010230671A1Zno-based semiconductor and zno-based semiconductor deviceNAKAHARA KEN·Filed 2008·Application pending·0 cites
- 2337US2008118769A1Method of Manufacturing Thin Film, Method of Manufacturing P-Type Zinc Oxide Thin Film and Semiconductor DeviceUNIV TOHOKU·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →