Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11744156 | Multilayer piezoelectric element, piezoelectric vibration apparatus, and electronic device | Hiroshi Hamada, Hiroyuki Shimizu, Sumiaki Kishimoto, Yukihiro Matsui, Tomohiro Harada +1 more | 2023-08-29 |
| 11711030 | Driving device, tactile sensation providing apparatus, and driving method | Sumiaki Kishimoto, Hiroyuki Shimizu, Takayuki Goto, Yuichi NAMIKAWA | 2023-07-25 |
| 11633761 | Driving apparatus, vibration generating apparatus, electronic apparatus, and driving method | Takayuki Goto, Sumiaki Kishimoto, Hiroyuki Shimizu, Yuichi NAMIKAWA | 2023-04-25 |
| 11571712 | Vibration panel and electronic apparatus | Fumihisa Ito, Yukihiro Matsui, Hiroshi Hamada | 2023-02-07 |
| 10897674 | Electroacoustic transducer | Hiroshi Hamada, Yutaka Doshida, Takashi Tomita | 2021-01-19 |
| 10763819 | Electronic device | Keiichi Kobayashi, Yukihiro Matsui, Fumihisa Ito | 2020-09-01 |
| 10433073 | Electroacoustic transducer | Hiroshi Hamada, Yutaka Doshida, Takashi Tomita | 2019-10-01 |
| 10412502 | Electroacoustic transducer with dual vibration plate | Takashi Tomita, Hiroshi Hamada, Yutaka Doshida | 2019-09-10 |
| 10165371 | Electronic device | Yukihiro Matsui, Hiroshi Hamada, Keiichi Kobayashi | 2018-12-25 |
| 10121956 | Electroacoustic transducer | Takashi Tomita, Hiroshi Hamada, Yutaka Doshida | 2018-11-06 |
| 9973857 | Piezoelectric speaker and electroacoustic transducer | Yasukazu Tokuhisa, Takashi Tomita, Hiroshi Hamada, Yutaka Doshida, Yoshiyuki Watanabe | 2018-05-15 |
| 9891736 | Vibrating device and electronic device using same | Yoshiyuki Watanabe | 2018-02-13 |
| 9837597 | Piezoelectric sound-generating body and electronic device using the same | Norikazu Sashida, Yoshiyuki Watanabe | 2017-12-05 |
| 9654881 | Electroacoustic transducer | Takashi Tomita, Fumihisa Ito, Yutaka Doshida, Yoshiyuki Watanabe | 2017-05-16 |
| 9601682 | Electroacoustic transducer | Takashi Tomita, Fumihisa Ito, Yutaka Doshida, Yoshiyuki Watanabe | 2017-03-21 |
| 9196816 | Piezoelectric oscillation device with elastic body and touch panel having same | Norikazu Sashida, Yoshiyuki Watanabe | 2015-11-24 |
| 8884897 | Touch panel device and electronic device with improved haptic feedback | Norikazu Sashida, Yoshiyuki Watanabe | 2014-11-11 |
| 8669690 | Piezolelectric sound-generating device | Norikazu Sashida, Yoshiyuki Watanabe | 2014-03-11 |
| 7447324 | Piezoelectric sounding body and electronic device using the same | Tatsuyuki Ogawa, Yasukazu Tokuhisa, Hiroaki Uenishi, Yoshiyuki Watanabe | 2008-11-04 |
| 7247976 | Piezoelectric vibrator | Norikazu Sashida, Humihisa Itoh, Yoshiyuki Watanabe | 2007-07-24 |
| 7180225 | Piezoelectric vibrator | Norikazu Sashida, Humihisa Itoh, Yoshiyuki Watanabe | 2007-02-20 |
| 6794798 | Display device and electronic equipment employing piezoelectric speaker | Yoshiyuki Watanabe, Hisayoshi Matsui, Hiroshi Kishi | 2004-09-21 |
| 6452313 | Multilayer piezoelectric transformer | Yoshiyuki Watanabe, Hiroshi Kishi, Yasuyuki Inomata | 2002-09-17 |
| 6445111 | Laminated piezoelectric transformer | Yoshiyuki Watanabe, Hiroshi Kishi, Yasuyuki Inomata, Mitsuya Tsujikawa | 2002-09-03 |
| 6353279 | Piezoelectric transformer | Yoshiyuki Watanabe, Yukihiro Konishi, Daisuke Kaino | 2002-03-05 |