Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7931821 | Oxynitride piezoelectric material and method of producing the same | Hiroshi Saito, Takanori Matsuda, Kenji Takashima, Masaki Azuma, Takashi Iijima +4 more | 2011-04-26 |
| 7906889 | Metal oxide, piezoelectric material and piezoelectric element | Tatsuo Furuta, Kenichi Takeda, Makoto Kubota, Hiroshi Funakubo, Masaki Azuma +4 more | 2011-03-15 |