Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131842 | Corrosion resistant thermal treating apparatus | Shinji Miyazaki, Katushin Miyagi | 1992-07-21 |
| 5048800 | Vertical heat treatment apparatus | Shinji Miyazaki, Takahiko Moriya, Yasushi Yagi, Katuhiko Iwabuchi | 1991-09-17 |