Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7992972 | Method of manufacturing liquid jet head, method of manufacturing piezoelectric element and liquid jet apparatus | Toshinao Shinbo, Koji Sumi, Tsutomu Nishiwaki | 2011-08-09 |
| 7905431 | Forging punch, method of manufacturing liquid ejection head using the same, and liquid ejection head manufactured by the method | Fujio Akahane, Nagamitsu Takashima, Ryoji Uesugi, Akiharu Kurebayashi | 2011-03-15 |