Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359349 | Method for manufacturing carbon fiber bundle | Takuya Kataoka, Naoto Hosotani, Takamitsu Hirose | 2025-07-15 |
| 12060659 | Method of producing flame-resistant fiber bundle and carbon fiber bundle and flameproofing furnace | Kohei Takamatsu, Naoto Hosotani, Taku Yamamoto, Kazuyuki Gondo | 2024-08-13 |
| 12012671 | Method for producing flame-proof fiber bundle, and method for producing carbon fiber bundle | Naoto Hosotani, Taku Yamamoto, Kazuyuki Gondo, Kohei Takamatsu | 2024-06-18 |
| 10612164 | Method of cleaning oxidation oven and method of producing oxidized fiber, carbon fiber, and graphitized fiber | Wataru Yamamoto, Masaomi Uchiyama | 2020-04-07 |