Inventor · disambiguated record
Nao Igawa
Also filed as: IGAWA Nao
1 granted patent·3 pending applications·0 citations·filing 2017–2022
6Inventor score
Files withSUMITOMO CHEMICAL CO4
Top patents by PatentIndex Score
4 records- 0149US2024092980A1Method for producing resin composition, and resin compositionSUMITOMO CHEMICAL CO·Filed 2021·Application pending·0 cites
- 0243US2022324208A1Laminated film and method for producing the sameSUMITOMO CHEMICAL CO·Filed 2020·Application pending·0 cites
- 0342US11485807B2Polypropylene resin composition, precision-injection-molded object, mold for molding optical member, and process for producing optical memberSUMITOMO CHEMICAL CO·Filed 2017·Granted Nov 1, 2022·0 cites·9 claims
- 0442US2025010594A1Laminated film, and method for producing sameSUMITOMO CHEMICAL CO·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Nao Igawa 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 →