Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033654 | Piezoelectric element, ink jet head and producing method for piezoelectric element | Toshihiro Ifuku, Kenichi Takeda, Katsumi Aoki | 2011-10-11 |
| 7998362 | Piezoelectric substance, piezoelectric element, liquid discharge head using piezoelectric element, liquid discharge apparatus, and production method of piezoelectric element | Toshihiro Ifuku, Katsumi Aoki | 2011-08-16 |
| 7999441 | Piezoelectric actuator and liquid discharge head using the same | Katsumi Aoki, Kenichi Takeda, Toshihiro Ifuku, Tetsuro Fukui | 2011-08-16 |
| 7984977 | Piezoelectric element, manufacturing method for piezoelectric body, and liquid jet head | Kenichi Takeda, Katsumi Aoki, Toshihiro Ifuku, Tetsuro Fukui | 2011-07-26 |
| 7931821 | Oxynitride piezoelectric material and method of producing the same | Hiroshi Saito, Kaoru Miura, Kenji Takashima, Masaki Azuma, Takashi Iijima +4 more | 2011-04-26 |
| 7874648 | Manufacturing method for piezoelectric body, piezoelectric element, and liquid discharge head | Kenichi Takeda, Katsumi Aoki, Toshihiro Ifuku | 2011-01-25 |
| 7874649 | Piezoelectric element, ink jet head and producing method for piezoelectric element | Toshihiro Ifuku, Kenichi Takeda, Katsumi Aoki | 2011-01-25 |