Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5280228 | Inverter circuit | Akihiko Kanouda, Hideki Miyazaki, Kouzou Watanabe | 1994-01-18 |
| 5274541 | Parallel circuit module including a diode and an IGBT | Shin Kimura, Yasuo Matsuda, Norikazu Tokunaga, Mutsuhiro Mori, Toshiki Kurosu +4 more | 1993-12-28 |
| 5253156 | Semiconductor integrated circuit unit | Naoki Sakurai, Mutsuhiro Mori, Hidetoshi Arakawa, Hideki Miyazaki, Akihiko Kanouda | 1993-10-12 |
| 5216587 | Inverter | Hideki Miyazaki, Kouzou Watanabe, Tomoyuki Tanaka, Masayuki Wada | 1993-06-01 |
| 5216349 | Driving circuit for a switching element including an improved power supply arrangement | Akihoko Kanouda, Hideki Miyazaki, Kozo Watanabe, Yasuo Matsuda | 1993-06-01 |
| 5088017 | DC-DC converter and a computer using the converter | Takao Yaginuma, Yasuo Matsuda, Kouichi Mizuta | 1992-02-11 |
| 5057721 | Level shift circuit for controlling a driving circuit | Hideki Miyazaki, Akihiko Kanouda, Kozo Watanabe, Yasuo Matsuda | 1991-10-15 |
| 5008586 | Solid state current sensing circuit and protection circuit | Hideki Miyazaki, Akihiko Kanouda, Yasuo Matsuda | 1991-04-16 |
| 4890009 | Monolithic integrated circuit device | Hideki Miyazaki, Yasuo Matsuda | 1989-12-26 |
| 4858096 | Resonant converter for stabilized operation of switching devices | Yasuo Matsuda, Kojin Abe, Yasunori Iwafuji, Hiroyuki Aoyama, Hideo Yoshinaka | 1989-08-15 |
| 4841427 | Capacitive voltage lowering circuit with dual outputs | Hideki Miyazaki, Yasuo Matsuda | 1989-06-20 |
| 4774480 | Phase-locked loop having separate smoothing and loop filters | Hideo Sato, Kazuo Kato, Takashi Sase, Ichiro Ikushima | 1988-09-27 |
| 4749961 | Voltage controlled oscillator and phase-locked loop using it | Kazuo Kato, Takashi Sase, Hideo Sato, Ichiro Ikushima | 1988-06-07 |
| 4700280 | Switching power supply using a saturable reactor to control a switching element | Kojin Abe, Tsugio Ogawa | 1987-10-13 |
| 4665473 | Multiple output switching power supply | Kojin Abe | 1987-05-12 |
| 4626976 | Switch mode power supply having magnetically controlled output | Kozin Abe, Kohei Yabuno, Shin Nakajima, Noboru Ogawa | 1986-12-02 |
| 4499530 | Switching power supply apparatus | Kojin Abe, Kohei Yabuno, Takeshi Uemura | 1985-02-12 |
| 4417156 | Gate circuit for thyristors | Hiroshi Fukui, Shin Kimura, Hisao Amano | 1983-11-22 |
| 4298809 | Gate circuit for gate turn-off thyristor | Hisao Amano | 1981-11-03 |
| 4297594 | Gate circuit for a gate turn-off thyristor | Sadaji Tashiro, Hisao Amano | 1981-10-27 |
| 4292550 | Gate control circuit with capacitor for field controlled thyristor | Norikazu Tokunaga | 1981-09-29 |