Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882593 | Method and apparatus for carrying out transference recording of an ink image | Tetsuo Hasegawa, Naoki Kushida, Hisao Yaegashi, Yasuyuki Tamura, Shuzo Kaneko | 1989-11-21 |