Inventor · disambiguated record
Hisao Tosaka
Also filed as: TOSAKA HISAO
2 granted patents·2 pending applications·19 citations·filing 1997–2009
52Inventor score
Top patents by PatentIndex Score
4 records- 0155US6069019AMethod of manufacturing transistor arrayCASIO COMPUTER CO LTD·Filed 1997·Granted May 30, 2000·19 cites·27 claims
- 0237US2008299777A1Silicon nitride film dry etching methodCASIO COMPUTER CO LTD·Filed 2008·Application pending·0 cites
- 0337US2008299778A1Silicon film dry etching methodCASIO COMPUTER CO LTD·Filed 2008·Application pending·0 cites
- 0433US8394686B2Dry etching method of silicon compound filmTOSAKA HISAO·Filed 2009·Granted Mar 12, 2013·0 cites·17 claims
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