Inventor · disambiguated record
Takefumi Ishikura
Also filed as: ISHIKURA TAKEFUMI
6 granted patents·1 pending application·56 citations·filing 1995–2004
83Inventor score
Top patents by PatentIndex Score
7 records- 0167US6872981B1Diamond ultraviolet luminescent elementTOKYO GAS CO LTD·Filed 2000·Granted Mar 29, 2005·18 cites·17 claims
- 0261US6025211AHydrogen-terminated diamond MISFET and its manufacturing methodTOKYO GAS CO LTD·Filed 1998·Granted Feb 15, 2000·17 cites·24 claims
- 0347US7009219B1Diamond ultraviolet light-emitting deviceTOKYO GAS CO LTD·Filed 2000·Granted Mar 7, 2006·2 cites·17 claims
- 0444US5854496AHydrogen-terminated diamond misfet and its manufacturing methodTOKYO GAS CO LTD·Filed 1997·Granted Dec 29, 1998·7 cites·26 claims
- 0544US5792556ADiamond crystalTOKYO GAS CHEMICALS CO LTD·Filed 1995·Granted Aug 11, 1998·8 cites·11 claims
- 0637US6060118ACVD method of manufacturing diamond crystalTOKYO GAS CO LTD·Filed 1997·Granted May 9, 2000·4 cites·8 claims
- 0732US2004155573A1Diamond high brightness ultraviolet ray emitting elementFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →