Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375889 | Electrofusion joint and hot water supply header using the same | Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Toshio Shibabuchi, Mikio Nakaoka | 1994-12-27 |
| 5366253 | Electrofusion joint and hot water supply header using the same | Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Toshio Shibabuchi, Mikio Nakaoka | 1994-11-22 |
| 5275848 | Process for preparing a laminate of metal and a polyolefin resin | Tatsuo Saito, Naoshi Ishimaru | 1994-01-04 |
| 5150922 | Electrofusion joint and hot water supply header using the same | Akio Nakashiba, Hiroyuki Nishimura, Fumio Nagatani, Toshio Shibabuchi, Mikio Nakaoka | 1992-09-29 |
| 4929817 | Electrofusion joint | Masahiro Hirata | 1990-05-29 |