Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4473481 | Lubricant film for preventing galling of sliding metal surfaces | Kazutoshi Shimogori, Kazuo Fujiwara, Etsuo Yamamoto, Keiichi Wada | 1984-09-25 |
| 4406761 | Method of descaling metal sheets | Kazutoshi Shimogori, Kazuichi Kajiwara, Kenji Miki | 1983-09-27 |
| 4369073 | Method for protecting the inner surface of a copper alloy condenser tube from corrosion | Kazutoshi Shimogori, Etsuo Yamamoto, Kenji Miki | 1983-01-18 |