Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090611 | Method of making a cross joint between pipes | Kazunori Takikawa, Kazumi Fukaya, Yasushi Yagi | 1992-02-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090611 | Method of making a cross joint between pipes | Kazunori Takikawa, Kazumi Fukaya, Yasushi Yagi | 1992-02-25 |