Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693596 | Cutting fluid, method for production thereof, and method for cutting ingot | Akio Ashida, Etsuo Kiuchi, Kazuo Hayakawa, Kohei Toyama | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693596 | Cutting fluid, method for production thereof, and method for cutting ingot | Akio Ashida, Etsuo Kiuchi, Kazuo Hayakawa, Kohei Toyama | 1997-12-02 |