Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653480 | Pipe coupling | Kenji Mine, Yasushi Kashima, Kunihiro Tanaka, Kouichi Minagawa, Yoshiharu Nishimura | 1997-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653480 | Pipe coupling | Kenji Mine, Yasushi Kashima, Kunihiro Tanaka, Kouichi Minagawa, Yoshiharu Nishimura | 1997-08-05 |