Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631981 | Piezoelectric actuator of ink jet printer head | Atsuhiro Takagi | 2003-10-14 |
| 6604817 | Print head for piezoelectric ink jet printer, piezoelectric actuator therefor, and process for producing piezoelectric actuator | Atsuhiro Takagi, Atsushi Hirota | 2003-08-12 |
| 6575565 | Piezo-electric actuator of ink jet printer head and method for producing same | Atsuhiro Takagi, Masatomo Kojima | 2003-06-10 |