Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11787942 | Polyimide precursor solution, method for producing porous polyimide film, porous polyimide film, and insulated wire | Shigeru Seitoku, Kosuke NAKADA, Takeshi Iwanaga | 2023-10-17 |
| 11680140 | Particle-dispersed polyimide precursor solution, method for producing porous polyimide film, and porous polyimide film | Hajime SUGAHARA, Kosaku YOSHIMURA, Tomoya Sasaki, Yasunobu KASHIMA, Kosuke NAKADA +1 more | 2023-06-20 |
| 11680156 | Polyimide precursor-containing aqueous composition, method for producing polyimide film, and method for producing porous polyimide film | Yasunobu KASHIMA, Kosaku YOSHIMURA, Tomoya Sasaki, Kosuke NAKADA | 2023-06-20 |
| 11673999 | Polyimide precursor solution and method for producing porous polyimide film | Tomoya Sasaki | 2023-06-13 |
| 11584837 | Porous polyimide film, lithium ion secondary battery, and all-solid-state battery | Yasunobu KASHIMA, Kosaku YOSHIMURA, Hajime SUGAHARA | 2023-02-21 |