Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854262 | Coating apparatus | Yasuhito Hiraki, Tsunehiko Sato | 1989-08-08 |
| 4831961 | Magnetic liquid application method and apparatus | Yasunori Tanaka, Kenichi Fukumura, Yasuhito Hiraki | 1989-05-23 |
| 4796557 | Device for application with use of web vibration absorber | Norio Shibata, Tsunehiko Sato, Hideo Takeda | 1989-01-10 |