Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388375 | Switching module including heat radiation member and inverter including the same | — | 2025-08-12 |
| 12279404 | Inverter | — | 2025-04-15 |
| 9293987 | Differential driver for inductive load | — | 2016-03-22 |
| 9281757 | Voltage conversion device and electrical load driving device | Takayuki Naito, Akihiko Nojima, Takashi Imai, Nobuyuki Ishihara, Junzo Ooe +3 more | 2016-03-08 |
| 9276466 | Switching power supply circuit and control method therefor | Koichi Mizutani | 2016-03-01 |
| 9100020 | Panel device | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2015-08-04 |
| 9088202 | Voltage conversion apparatus and electrical load driving apparatus to reduce noise through magnetic field | Koichi Mizutani, Shinji Sekido, Junzo Oe, Takayuki Naito, Takashi Imai +1 more | 2015-07-21 |
| 8994342 | Switching apparatus | Takayuki Naito, Takashi Imai, Koichi Mizutani, Shigeki Yamamoto | 2015-03-31 |
| 8836168 | Remaining capacity equalizing device and method, and remaining capacity equalizing device set | — | 2014-09-16 |
| 8829870 | Voltage conversion apparatus and electrical load driving apparatus | Koichi Mizutani, Takayuki Naito, Shigeki Yamamoto | 2014-09-09 |
| 8766924 | EL emitting touch switch | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2014-07-01 |
| 8654097 | Electrostatic capacitive touch sensor device | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2014-02-18 |
| 8653805 | Duty ratio/voltage conversion circuit | Koichi Mizutani, Shoji Abo | 2014-02-18 |
| 8587553 | Capacitance change detection circuit, touch panel and determination method | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2013-11-19 |
| 8547351 | Touch sensor device, control method, touch panel device and program | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2013-10-01 |
| 8436494 | Touch sensor device and touch sensor program | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa, Arihiro Isomura +1 more | 2013-05-07 |
| 8148659 | Touch switch structure | Kazuto Yamauchi, Sadahiko Tanaka, Keitaro Takizawa, Yasunori Murayama | 2012-04-03 |
| 8110767 | Structured touch switch | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2012-02-07 |
| 7910842 | EL light emitting touch switch | Kazuto Yamauchi, Yasunori Murayama, Sadahiko Tanaka, Keitaro Takizawa | 2011-03-22 |
| 4931727 | Moving body speed detecting device which produces and detects a magnetic pole on the body surface | Shigeyuki Akita, Hiroaki Tanaka, Tatsuo Sugitani, Hideo Inoue | 1990-06-05 |
| 4743901 | Signal transmission system | Junji Kitagawa | 1988-05-10 |
| 4631736 | Portable transmitter which conserves transmitter power by storing charges from previous pulses | Junji Kitagawa | 1986-12-23 |
| 4603581 | Sensing apparatus | Junji Kitagawa, Shigeyuki Akita, Akira Kuno | 1986-08-05 |
| 4602255 | Luggage door unlocking device for vehicle | Junji Kitagawa, Shigeyuki Akita | 1986-07-22 |
| 4573041 | Electric wiring system having a plurality of sensors | Junji Kitagawa, Sigeyuki Akita | 1986-02-25 |