Issued Patents All Time
Showing 1–20 of 20 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 |
| 12162966 | Sulfonic acid group-containing polymer, fluorosulfonyl group-containing polymer, and liquid composition | Hiroyuki Watabe, Susumu Saito | 2024-12-10 |
| 12098226 | Polymer, method for producing polymer, and method for producing membrane | Daisuke Jomuta, Chikaya Tamitsuji, Takumi Okuyama | 2024-09-24 |
| 12018106 | Fluorosulfonyl group-containing fluoropolymer and method for producing same, sulfonic acid group-containing fluoropolymer and method for producing same, solid polymer electrolyte membrane, membrane electrode assembly, and solid polymer fuel cell | Susumu Saito, Hiroyuki Watabe | 2024-06-25 |
| 11996595 | Polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Takumi Okuyama | 2024-05-28 |
| 11898018 | Liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte fuel cell | Takumi Okuyama, Susumu Saito, Chikaya Tamitsuji, Daisuke Jomuta | 2024-02-13 |
| 11851508 | Acid-type sulfonic acid group-containing polymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly, polymer electrolyte fuel cell and ion exchange membrane for water electrolysis | Susumu Saito, Hiroyuki Watabe, Chikaya Tamitsuji, Daisuke Jomuta | 2023-12-26 |
| 11840589 | Perfluoropolymer, liquid composition, polymer electrolyte membrane, membrane electrode assembly and polymer electrolyte water electrolyzer | Daisuke Jomuta, Chikaya Tamitsuji | 2023-12-12 |
| 11414502 | Fluorosulfonyl group or sulfonic acid group-containing polymer, its production method and its application | Daisuke Jomuta, Chikaya Tamitsuji | 2022-08-16 |
| 11242420 | Fluorosulfonyl group-containing compound, fluorosulfonyl group-containing monomer, and their production methods | Daisuke Jomuta, Chikaya Tamitsuji | 2022-02-08 |
| 10022716 | Method for producing ionic polymer membrane | — | 2018-07-17 |
| D815182 | Lens cover for a projector | Haruki Sugawara, Ryoichi Nakagawa, Akitoshi Kuroda | 2018-04-10 |
| 9636575 | Mobile terminal, control method for mobile terminal, and program | — | 2017-05-02 |
| 8003206 | Optical laminate | Masataka Nakashima, Norinaga Nakamura | 2011-08-23 |
| 7569277 | Optical laminate | Masataka Nakashima | 2009-08-04 |
| 7479958 | Image generating device and image generating method | Yu Suzuki, Tomoo Kondou, Kazunori Masuda | 2009-01-20 |
| 4406399 | Method of controlling an enamelling oven | Katsuhisa Furuta, Yoshinori Nakamura | 1983-09-27 |