Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4400236 | Rotating disc evapo-extrusion process and apparatus | Masahiro Yuyama, Akira Sakuramoto | 1983-08-23 |
| 4287317 | Continuous process for producing rubber-modified methyl methacrylate syrups | Yoshihiko Kitagawa, Masahiro Yuyama, Masahiko Moritani, Akira Sakuramoto, Mikio Suzuki | 1981-09-01 |