Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11616189 | Laminated piezoelectric element | Yukihiro Matsui | 2023-03-28 |
| 11571712 | Vibration panel and electronic apparatus | Shigeo Ishii, Yukihiro Matsui, Hiroshi Hamada | 2023-02-07 |
| 11557712 | Vibration generating device and electronic equipment | Hiroshi Hamada, Yukihiro Matsui, Takashi Tomita | 2023-01-17 |
| 11478821 | Vibration generating device | Hiroshi Hamada, Yukihiro Matsui, Takashi Tomita | 2022-10-25 |
| 11469363 | Piezoelectric actuator, vibration generating device and electronic equipment | Yukihiro Matsui | 2022-10-11 |
| 10763819 | Electronic device | Keiichi Kobayashi, Yukihiro Matsui, Shigeo Ishii | 2020-09-01 |
| 9654881 | Electroacoustic transducer | Shigeo Ishii, Takashi Tomita, Yutaka Doshida, Yoshiyuki Watanabe | 2017-05-16 |
| 9601682 | Electroacoustic transducer | Shigeo Ishii, Takashi Tomita, Yutaka Doshida, Yoshiyuki Watanabe | 2017-03-21 |
| 7545459 | Flat display apparatus with speaker function | Atsushi Fujiwara, Yukihiro Matsui, Hisayoshi Matsui | 2009-06-09 |
| 5907625 | Piezoelectric element and piezoelectric acoustic device | Yasuhiro Kanai, Hiroshi Ito | 1999-05-25 |
| 5761324 | Piezoelectric acoustic device | Yasuhiro Kanai, Hiroshi Ito | 1998-06-02 |