Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902049 | Structure having interconnected metal tubes | — | 1990-02-20 |
| 4850621 | Structure having interconnected metal tubes | — | 1989-07-25 |
| 4844379 | Slender pipe fixing clamp | — | 1989-07-04 |
| 4832377 | Arrangement for fixing end of thin-walled pipe to flange coupling | — | 1989-05-23 |
| 4826114 | Pipe and clamp combination | — | 1989-05-02 |
| 4819970 | Thin flexible metal tube | — | 1989-04-11 |
| 4776616 | Coupling | Katsushi Washizu, Kazunori Takigawa | 1988-10-11 |
| 4770447 | Apparatus for joining a thin metal pipe to a flange joint | — | 1988-09-13 |