Inventor · disambiguated record

Hirohisa Koyama

Also filed as: KOYAMA HIROHISA

5 granted patents·2 pending applications·281 citations·filing 19942012

82Inventor score
Technology areasG06TG10HH04NH04L
Files withCASIO COMPUTER CO LTD3YAMAHA CORP2CASIO HITACHI MOBILE COMM CO1KOYAMA HIROHISA1

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →