Inventor · disambiguated record
Youichi Hayatsu
Also filed as: HAYATSU YOUICHI
1 granted patent·6 citations·filing 2000–2000
28Inventor score
Technology areasB67C
Files withSHOWA TANSAN KK1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →