Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11424143 | Heat insulation structure at lower end of vertical heat treatment apparatus and vertical heat treatment apparatus including heat insulation structure thereof | Koji Yoshii, Tatsuya Yamaguchi, Hiroyuki Hayashi, Mitsuhiro Okada, Satoshi Takagi +2 more | 2022-08-23 |
| 9905442 | Heat treatment apparatus, heat treatment method, and program | Tatsuya Yamaguchi, Koji Yoshii | 2018-02-27 |