Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861148 | Projection optical system for use in precise copy | Takeo Sato, Nobuhiro Araki, Koichi Kawata, Noboru Nomura, Atushi Ueno | 1989-08-29 |
| 4840552 | Apparatus for continuously producing heat-shrinkable crosslinked resin tube | Akihumi Onishi, Masakasu Hasegawa, Michio Takaoka, Tsuneaki Motai, Motoyuki Ono | 1989-06-20 |