Inventor record

HIRAI SEIICHI

This page previously combined 2different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 97Seiichi Hirai37 patent records·710 citations·H04N F16D G11B35 on this record
• 98Nobuyuki Otsuka52 patent records·801 citations·H10P H01S H10D2 on this record

Inventor identities via PatentsView disambiguation — see methodology.