Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376188 | Method of nitriding austenitic stainless steel products | Masaaki Tahara, Haruo Senbokuya, Tadashi Hayashida, Teruo Minato | 1994-12-27 |
| 5340412 | Method of fluorinated nitriding of austenitic stainless steel screw | Akira Yoshino, Massaki Tahara, Haruo Senbokuya, Teruo Minato | 1994-08-23 |