Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398228 | Method for producing fluorosulfonyl group-containing fluorinated polymer, method for producing salt-type sulfonic acid group- containing fluorinated polymer and method for producing acid-type sulfonic acid group-containing fluorinated polymer | Susumu Saito | 2025-08-26 |
| 12313960 | Mounting member and projection optical apparatus | Takahiro Takizawa, Naoto Takehana, Hirofumi Okubo | 2025-05-27 |
| 12276035 | Polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte water electrolyzer | Takumi Okuyama | 2025-04-15 |
| 12187821 | Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods | Daisuke Jomuta, Chikaya Tamitsuji | 2025-01-07 |