Inventor · disambiguated record
Yasutaka Tochihara
Also filed as: TOCHIHARA YASUTAKA
2 granted patents·54 citations·filing 2003–2005
66Inventor score
Files withHOYA CORP2
Top patents by PatentIndex Score
2 records- 0191US7455785B2Method of determining a flatness of an electronic device substrate, method of producing the substrate, method of producing a mask blank, method of producing a transfer mask, polishing method, electronic device substrate, mask blank, transfer mask, and polishing apparatusHOYA CORP·Filed 2005·Granted Nov 25, 2008·24 cites·6 claims
- 0285US6951502B2Method of determining a flatness of an electronic device substrate, method of producing the substrate, method of producing a mask blank, method of producing a transfer mask, polishing method, electronic device substrate, mask blank, transfer mask, and polishing apparatusHOYA CORP·Filed 2003·Granted Oct 4, 2005·30 cites·54 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →