Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787829 | Turbomolecular pump | Masayuki Miyazaki, Yoshihisa Kitora, Shin Sekiya, Yoshiyuki Itaya | 1988-11-29 |
| 4667474 | Stirling engine | Toshihide Koda, Tetsuya Honda, Tadahiro Yoshida | 1987-05-26 |