Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535469 | Sheet feeding apparatus | Masatoshi Ozawa, Hiroto Akiyama, Seiji Nishizawa | 2022-12-27 |
| 10934115 | Sheet feeding apparatus and image forming apparatus having the same | Hiroshi Yazawa | 2021-03-02 |
| 10781064 | Method for applying air to sheets stacked on sheet stacking apparatus | — | 2020-09-22 |
| 10683179 | Sheet feeding apparatus and image forming apparatus having the same | Hiroshi Yazawa | 2020-06-16 |
| 5276724 | X-ray exposure apparatus | Fumiaki Kumasaka, Yoshimi Yamashita, Yasuo Nara | 1994-01-04 |
| 4996700 | Irradiation equipment for applying synchrotron radiation | Yoshimi Yamashita | 1991-02-26 |