Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888520 | Magnetron | — | 1989-12-19 |
| 4812336 | Process for the production of patterned decorative materials | Masao Kiryu, Atsushi Yoshida | 1989-03-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888520 | Magnetron | — | 1989-12-19 |
| 4812336 | Process for the production of patterned decorative materials | Masao Kiryu, Atsushi Yoshida | 1989-03-14 |