Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12417874 | Signal transmission device | Bowen Dang, Takeshi MURASAKI, Takaya Kitahara, Makoto Arai | 2025-09-16 |
| 12328116 | Signal transmission circuitry and snubber circuitry | Bowen Dang, Makoto Arai, Takeshi MURASAKI, Takaya Kitahara | 2025-06-10 |
| 11979122 | Isolation amplifier and anomaly state detection device | Makoto Arai, Masaki Nishikawa, Tadashi Arai, Manabu Yamada, Shigeyasu Iwata +1 more | 2024-05-07 |
| 11899097 | Distance measurement device and distance measurement method | Masaki Nishikawa, Katsuya Nonin, Hiroshi Yoshida, Masayoshi Oshiro | 2024-02-13 |
| 11860264 | Ranging apparatus, ranging system and ranging method | Hiroshi Yoshida, Masaki Nishikawa, Katsuya Nonin, Masayoshi Oshiro | 2024-01-02 |
| 11855659 | Isolator | Masaki Nishikawa | 2023-12-26 |
| 11719791 | Distance measuring device and distance measuring method | Yutaka Shimizu, Ichiro Seto, Katsuya Nonin | 2023-08-08 |
| 11573315 | Distance measuring device and distance measuring method | Takayuki Kato, Masaki Nishikawa, Hiroshi Yoshida, Katsuya Nonin, Yoshiharu Nito +1 more | 2023-02-07 |
| 11569825 | Phase correcting device, distance measuring device, phase fluctuation detecting device and phase correction method | Masaki Nishikawa | 2023-01-31 |
| 11560121 | Distance measurement device and distance measurement method | Tsuneo Suzuki, Hiroshi Yoshida, Masaki Nishikawa, Katsuya Nonin, Takayuki Kato +2 more | 2023-01-24 |
| 11536824 | Distance measuring apparatus and distance measuring system | Takayuki Kato, Tsuneo Suzuki, Masaki Nishikawa, Katsuya Nonin, Hiroshi Yoshida +2 more | 2022-12-27 |
| 11539376 | Isolator | Masaki Nishikawa | 2022-12-27 |
| 11287519 | Distance measurement system, distance measurement device, and distance measurement method | Masaki Nishikawa, Takayuki Kato, Katsuya Nonin, Yoshiharu Nito | 2022-03-29 |
| 11277142 | Phase correcting device, distance measuring device, phase fluctuation detecting device and phase correction method | Masaki Nishikawa | 2022-03-15 |
| 11199622 | Distance measurement apparatus | Hiroshi Yoshida, Katsuya Nonin, Masaki Nishikawa, Masayoshi Oshiro | 2021-12-14 |
| 11047961 | Distance measuring device and distance measuring method | Tutaka Shimizu, Ichiro Seto, Katsuya Nonin | 2021-06-29 |
| 10976419 | Distance measuring device and distance measuring method | Yutaka Shimizu, Ichiro Seto, Yoshiharu Nito, Masaki Nishikawa, Takayuki Kato +2 more | 2021-04-13 |
| 10712435 | Distance measuring device and distance measuring method | Yutaka Shimizu, Ichiro Seto, Katsuya Nonin | 2020-07-14 |
| 9256241 | Reference voltage generating apparatus and switching power apparatus | Taichi Ogawa, Takeshi Ueno, Tetsuro Itakura, Takayuki Miyazaki | 2016-02-09 |
| 8095159 | Radio power-fed terminal, system, and method | Noriaki Oodachi, Hiroki Inagaki | 2012-01-10 |
| 7890054 | Rectifier circuit and radio communication device | Toshiyuki Umeda | 2011-02-15 |
| 7853236 | Rectifier circuit and RFID tag | Toshiyuki Umeda | 2010-12-14 |
| 7840181 | Rectifier circuit and radio communication device | Toshiyuki Umeda | 2010-11-23 |
| 7424265 | Rectifier circuit and radio communication device | Toshiyuki Umeda | 2008-09-09 |
| 7424266 | Rectifier circuit and RFID tag | Toshiyuki Umeda | 2008-09-09 |