Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4775871 | Ink jet recording apparatus having a flexible ink supply connection | Tsutomu Abe, Toshiaki Hirosawa, Isao Ebisawa, Yoshifumi Hattori | 1988-10-04 |
| 4684962 | Ink tube connecting system in a liquid jet recording apparatus | Toshiaki Hirosawa, Isao Ebisawa, Yoshifumi Hattori, Tsutomu Abe | 1987-08-04 |