Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827329 | Pipe coupling | Toshio Mikiya, Hidemi Seki | 2004-12-07 |
| 6422267 | Pipe coupling | Hideo Ueno | 2002-07-23 |
| 5727592 | Pipe connector | — | 1998-03-17 |
| 5261707 | Joint for connection of a corrugated pipe | Naoyuki Kotake, Takeya Sasa, Yoshikazu Kobayashi | 1993-11-16 |
| 5253675 | Apparatus for connecting double vacuum pipes for conducting cryogenic fluid | Takeaki Ooshio | 1993-10-19 |
| 5213309 | Coupler for connecting a specimen sampling bottle to a supplying pipe of a plant | — | 1993-05-25 |
| D333511 | Pipe coupler | Toshio Mikiya | 1993-02-23 |
| D333179 | Pipe coupler | Toshio Mikiya | 1993-02-09 |
| 5181689 | Pipe joint apparatus | — | 1993-01-26 |
| 5014743 | Double-pipe pipe coupling | — | 1991-05-14 |
| 4907830 | Fluid coupling | Takeya Sasa, Yoshikazu Kobayashi | 1990-03-13 |
| 4904001 | Fluid coupling | Takeya Sasa, Yoshikazu Kobayashi | 1990-02-27 |
| 4904002 | Fluid coupling | Takeya Sasa, Yoshikazu Kobayashi | 1990-02-27 |
| 4875720 | Fluid coupling | Takeya Sasa, Yoshikazu Kobayashi | 1989-10-24 |
| 4331177 | Pipe coupling | — | 1982-05-25 |