Inventor · disambiguated record
Ruyji Watanabe
Also filed as: WATANABE RUYJI
1 granted patent·14 citations·filing 1988–1988
35Inventor score
Technology areasH01H
Files withHITACHI LTD1
Top patents by PatentIndex Score
1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →