Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922619 | Conveyor structure, tread mill, and conveyor | — | 2011-04-12 |
| 4519427 | Device for recovering contents in containers such as beer bottles | Masao Hirao, Shigehisa Fukushima | 1985-05-28 |