Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11359060 | Method of producing reclaimed carbon fiber bundles, reclaimed carbon fibers, or reclaimed milled carbon fibers, device for producing reclaimed carbon fiber bundles, method of producing carbon fiber reinforced resin, and reclaimed carbon fiber bundles | Hirokazu Toyoshima, Takahisa Hara, Koujirou Masuda, Yasuo Yamaguchi, Masatoshi Nakamura +2 more | 2022-06-14 |
| 10905635 | Gas-containing base material and manufacturing method therefor | Hirokazu Toyoshima, Takeshi Sawai, Kazumi Inoue | 2021-02-02 |
| 9871421 | Split-core type motor and method of manufacturing armature of split-core type motor | Shintarou Koichi, Kenta Matsuhashi | 2018-01-16 |
| 4468947 | Die | Masakatsu Hayakawa, Yasuo Inoue | 1984-09-04 |