Inventor · disambiguated record
Hirotaka Hagihara
Also filed as: HAGIHARA HIROTAKA
2 granted patents·2 pending applications·35 citations·filing 2000–2018
60Inventor score
Top patents by PatentIndex Score
4 records- 0183US6363098B1Carbon electrode for melting quartz glass and method of fabricating thereofTOSHIBA CERAMICS CO·Filed 2000·Granted Mar 26, 2002·32 cites·14 claims
- 0242US2019074416A1Silica glass member, process for producing the same, and process for bonding ceramic and silica glassCOORSTEK KK·Filed 2018·Application pending·0 cites
- 0341US7255775B2Semiconductor wafer treatment memberTOSHIBA CERAMICS CO·Filed 2003·Granted Aug 14, 2007·3 cites·5 claims
- 0429US2003089458A1Wafer processing memberTOSHIBA CERAMICS CO·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →