Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840552 | Apparatus for continuously producing heat-shrinkable crosslinked resin tube | Akihumi Onishi, Masakasu Hasegawa, Tsuneaki Motai, Motoyuki Ono, Shotaro Yoshida | 1989-06-20 |
| 4820570 | Laminated insulation | Masakazu Hasegawa, Syotaroh Yoshida, Kazuya Akashi | 1989-04-11 |