| 12341447 |
Power conversion device |
Kazuaki Tobari, Yusaku Onuma, Takuya Sugimoto, Hiroshi Watanabe |
2025-06-24 |
| 7102319 |
Synchronous motor and a rotation control method thereof, as well as, an inverter for use of the synchronous motor |
Hisayuki Miyajima, Shigenori Miyairi, Hiroshi Watanabe |
2006-09-05 |
| 6426885 |
Inverter device and motor driving device provided with inrush current prevention circuit |
Syuichi Sekiguchi, Tomoya Kamezawa |
2002-07-30 |
| 6400539 |
Inverter device and motor driving device provided with inrush prevention circuit |
Syuichi Sekiguchi, Tomoya Kamezawa |
2002-06-04 |
| 6169670 |
Inverter apparatus operatable over extended frequency range while suppressing output error |
Tomofumi Okubo, Masahiro Hiragi |
2001-01-02 |
| 6166935 |
Inverter apparatus with off signal of at least minimum time duration |
Naoki Takata, Akiko Ishii |
2000-12-26 |
| 4808933 |
Rotating speed measuring apparatus having a corrector for low and high speeds using angle and frequency transducers |
Sumio Kobayashi, Hiroyuki Tomita, Tadashi Okawa, Hiroshi Sugai |
1989-02-28 |