Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241152 | Hard coating film, and member coated with sand-abrasion-resistant hard coating film which includes same | — | 2025-03-04 |
| 12033836 | Nitriding apparatus and nitriding method | Maiko Abe | 2024-07-09 |
| 11174546 | Film formation method | Satoshi Hirota | 2021-11-16 |
| 9695514 | Laminated coating having excellent abrasion resistance | Maiko Abe, Kenji Yamamoto | 2017-07-04 |
| 9121548 | Sliding member | Hiroyuki Mori, Munehisa Matsui, Keiji Hayashi, Yoshio Fuwa, Takatoshi Shinyoshi +4 more | 2015-09-01 |
| 8808858 | Diamondlike carbon hard multilayer film formed body and method for producing the same | Akitoshi Oota | 2014-08-19 |
| 8621757 | Coated cutting edge of a blade member | Hiroshi Ohtsubo | 2014-01-07 |
| 6749730 | Sputter device | Toshimitsu Kohara | 2004-06-15 |
| 6716540 | Multilayer film formed body | Toshimitsu Kohara, Eiji Iwamura | 2004-04-06 |
| 6156170 | Magnetron sputtering apparatus | Toshimitsu Kohara | 2000-12-05 |
| 5961729 | Vacuum arc evaporation method | — | 1999-10-05 |
| 5126030 | Apparatus and method of cathodic arc deposition | Hiroshi Tamagaki | 1992-06-30 |