Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10471565 | Polishing apparatus for a work with mechanical polishing function and chemical polishing function | Kazutaka Shibuya | 2019-11-12 |
| 10464186 | Method of polishing work and method of dressing polishing pad | Kazutaka Shibuya, Jun Yanagisawa, Michio Uneda, Kenichi Ishikawa | 2019-11-05 |
| 10449655 | Work polishing method and work polishing apparatus | Kazutaka Shibuya, Michio Uneda, Kenichi Ishikawa | 2019-10-22 |
| 10297375 | Grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet | Koji Hirano, Shohji Nagano, Seiichiro Cho | 2019-05-21 |
| 10181662 | Switching device having a push button | Hirohide Komiyama, Seiji Yamasaki, Osamu Yamamoto, Takaaki Okada | 2019-01-15 |