Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669989 | Ni-Fe magnetic alloy and method for producing thereof | Kiyoshi Tsuru, Shinichi Okimoto, Naokazu Yamamura, Tetsuo Yamamoto, Hirohisa Haiji | 1997-09-23 |
| 5637161 | Method of producing an alloy sheet for a shadow mask | Kiyoshi Tsuru, Michihito Hiasa, Tomoyoshi Okita | 1997-06-10 |
| 5628841 | Thin Fe-Ni alloy sheet for shadow mask | Kiyoshi Tsuru, Tomoyoshi Okita, Michihito Hiasa | 1997-05-13 |
| 5620535 | Alloy sheet for shadow mask | Kiyoshi Tsuru, Michihito Hiasa, Tomoyoshi Okita | 1997-04-15 |
| 5605581 | Thin Fe-Ni alloy sheet for shadow mask and method for manufacturing thereof | Kiyoshi Tsuru, Tomoyoshi Okita, Michihito Hiasa | 1997-02-25 |
| 5605582 | Alloy sheet having high etching performance | Hidekazu Yoshizawa, Kiyoshi Tsuru, Yoshiaki Shimizu, Tomoyoshi Okita | 1997-02-25 |