Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 | Takeshi Hirai, Susumu Saito, Chikaya Tamitsuji, Daisuke Jomuta | 2023-12-26 |
| 11746171 | Method for fractionating liquid composition | Mitsuhisa MATSUMOTO | 2023-09-05 |
| 11703682 | Apparatus configured to display shared information on plurality of display apparatuses and method thereof | — | 2023-07-18 |
| 11575140 | Liquid composition, method for producing it, and method for producing membrane/electrode assembly | Satoru Hommura, Jun Kato, Tatsuya Miyajima | 2023-02-07 |