Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871591 | Finish coating method | You Sugimura, Tadashi Watanabe, Kazuhiko Ohira, Nobushige Numa, Sachio Yamaguchi +1 more | 1989-10-03 |
| 4811819 | Device for horizontally moving an apparatus working at a high location | — | 1989-03-14 |
| 4812337 | Metallic coating method | You Sugimura, Nobushige Numa, Tadashi Watanabe, Kazuhiko Ohira, Sachio Yamaguchi | 1989-03-14 |