Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201422 | Classifier for powdery material | Yoshitaka Ihara, Akira Ganse, Takashi Katsurazako | 1993-04-13 |
| 5158240 | Pulverizer | Yoshitaka Ihara, Iwao Ikebuchi, Hisashi Takei, Shigetoshi Kawabata | 1992-10-27 |