Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752548 | Coupling for drainage pipings | Shigeyuki Matsumoto, Keisuke SUGAWARA, Masao Kanazawa, Yutaka Yoshida | 1998-05-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5752548 | Coupling for drainage pipings | Shigeyuki Matsumoto, Keisuke SUGAWARA, Masao Kanazawa, Yutaka Yoshida | 1998-05-19 |