Inventor · disambiguated record
Ryou Umeyama
Also filed as: UMEYAMA RYOU
1 granted patent·14 citations·filing 2002–2002
36Inventor score
Technology areasF04D
Files withISHIKAWAJIMA HARIMA HEAVY IND1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →