Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473219 | Method for producing a polybenzimidazole carbon fiber | Toshihira IRISAWA, Yasushi Soneda, Masaya Kodama | 2022-10-18 |
| 9777408 | Precursor fiber for carbon fibers, carbon fiber, and method for producing carbon fiber | Toshihira IRISAWA, Yasushi Soneda, Masaya Kodama | 2017-10-03 |
| 9000449 | Semiconductor substrate, method for producing semiconductor substrate, substrate for semiconductor growth, method for producing substrate for semiconductor growth, semiconductor element, light-emitting element, display panel, electronic element, solar cell element, and electronic device | Hiroshi Fujioka, Tetsuro Hirasaki, Hitoshi Ue, Junya YAMASHITA | 2015-04-07 |
| 8072733 | Electrochemical capacitor and electrode material for use therein | Osamu Tanaike, Kenji Hata | 2011-12-06 |
| 5383277 | Writing apparatus and method | Mitsugi Shimoda, Yoshinori Takubo, Takashi Masuda, Hirokazu Takada | 1995-01-24 |