Inventor · disambiguated record

Yoichi Hayama

Also filed as: HAYAMA YOICHI

2 granted patents·112 citations·filing 2002–2002

68Inventor score

Technology areasG01C

Files withAISIN AW CO2

Top patents by PatentIndex Score

2 records

0188US6904362B2Route guidance system, information delivery center, and vehicular route guidance apparatusAISIN AW CO·Filed 2002·Granted Jun 7, 2005·83 cites·20 claims
0270US6970786B2Method for transmitting map data and map display apparatus and systemAISIN AW CO·Filed 2002·Granted Nov 29, 2005·29 cites·12 claims

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