Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357268 | Ink jet recording head in which the ejection elements are driven in blocks | Hideaki Kishida, Akira Katayama, Nobuyuki Watanabe, Jiro Moriyama, Toshiaki Hirosawa +4 more | 1994-10-18 |
| 5353051 | Recording apparatus having a plurality of recording elements divided into blocks | Akira Katayama, Hideaki Kishida | 1994-10-04 |
| 5281980 | Ink jet recording head | Hideaki Kishida, Akira Katayama | 1994-01-25 |