Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5916468 | Electrically weldable pipe joint and production method thereof | Yoshio Katayama, Nobuhiro Nishikata | 1999-06-29 |
| 5618065 | Electric welding pipe joint having a two layer outer member | — | 1997-04-08 |
| 5026792 | Resin composition | Naoyuki Murakami, Kazuo Kitamura | 1991-06-25 |
| 4946918 | Synthetic resin compatibilizer | Susumu Honda, Shin-ichi Akimoto, Tohru Yasukohchi | 1990-08-07 |
| 4804713 | Pressure sensitive adhesive resin composition | — | 1989-02-14 |