Inventor · disambiguated record
Hirotatsu Okubo
Also filed as: OKUBO HIROTATSU
2 granted patents·18 citations·filing 2003–2003
58Inventor score
Files withSEIKO EPSON CORP2
Top patents by PatentIndex Score
2 records- 0167US6829111B2Projection lens manufacturing apparatus, projection lens manufacturing method, projection lens manufactured by the projection lens manufacturing method and projector having the projection lensSEIKO EPSON CORP·Filed 2003·Granted Dec 7, 2004·12 cites·15 claims
- 0262US6994438B2Optical component casing, optical device and projectorSEIKO EPSON CORP·Filed 2003·Granted Feb 7, 2006·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →