Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8003161 | Method of manufacturing dielectric layer and method of manufacturing liquid jet head | Akira Kuriki, Hironobu Kazama, Koji Sumi | 2011-08-23 |
| 7992972 | Method of manufacturing liquid jet head, method of manufacturing piezoelectric element and liquid jet apparatus | Kazushige Hakeda, Koji Sumi, Tsutomu Nishiwaki | 2011-08-09 |