Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11154907 | Powder classifying apparatus | Yusuke Igawa, Tatsuya ONISHI, Toru Yoshikawa, Kazumi Kozawa | 2021-10-26 |
| 10390545 | Method for concentrating particular component in powder | Akihiko Ema | 2019-08-27 |
| 10201836 | Powder classifying apparatus | Masaru Kyugo, Akihiko Ema, Hiroomi Uehara | 2019-02-12 |
| 9597712 | Powder classifying apparatus | Kazumi Kozawa, Shunsuke Yamamoto | 2017-03-21 |