Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644790 | Ink-jet head substrate, ink-jet head and ink-jet recording apparatus | Teruo Ozaki, Shuji Koyama, Junichiro Iri | 2003-11-11 |
| 6530650 | Ink jet head substrate, ink jet head, method for manufacturing ink jet head substrate, method for manufacturing ink jet head, method for using ink jet head and ink jet recording apparatus | Teruo Ozaki, Masami Ikeda, Ichiro Saito, Hiroyuki Ishinaga, Shuji Koyama +3 more | 2003-03-11 |