Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308124 | Thrust ring for pipe joints | Michio Yamaji, Nobukazu Ikeda, Tetsuya Kojima | 1994-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308124 | Thrust ring for pipe joints | Michio Yamaji, Nobukazu Ikeda, Tetsuya Kojima | 1994-05-03 |