Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4632026 | Tray pressing device in a retort sterilizer for cooking foods | Tsutomu Yamamoto, Toshinori Murakami, Tamio Nagai | 1986-12-30 |
| 4561509 | Combination weighing machine | Sakuichi Sakakibara, Tamio Nagai, Yoshitaka Mikata, Kazuhiro Nishide | 1985-12-31 |