Inventor · disambiguated record
Yoshihisa Tokumasu
Also filed as: TOKUMASU YOSHIHISA
1 granted patent·1 pending application·4 citations·filing 2007–2009
24Inventor score
Files withSUMITOMO CHEMICAL CO2
Top patents by PatentIndex Score
2 recordsJoin the waitlist — get patent alerts
Get an alert when Yoshihisa Tokumasu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →