Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366261 | Pipe joint with a gasket retainer | Tadahiro Ohmi, Michio Yamaji, Nobukazu Ikeda, Kenji Yamamoto | 1994-11-22 |
| 5340170 | Pipe joint and gasket retainer for use in pipe joint | Michio Yamaji, Kazuhiro Yoshikawa, Kenji Yamamoto | 1994-08-23 |