Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664686 | Sifter frame for powder particle sifter | Yasunobu Hosogoshi, Yasuo Sakata, Katsumasa Morita, Takefumi Ibori, Harumi Kubota +6 more | 1997-09-09 |
| 5598931 | Sifter frame for powder particle sifter | Yasunobu Hosogoshi, Yasuo Sakata, Katsumasa Morita, Takefumi Ibori, Harumi Kubota +6 more | 1997-02-04 |