Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10298162 | Brushless-motor drive apparatus | Chiaki Fujimoto | 2019-05-21 |
| 8363420 | Electronic control apparatus | Tsutomu Tominaga, Takayuki Kifuku, Shuzo Akiyama, Tadayuki Fujimoto | 2013-01-29 |
| 8339801 | Electric power steering apparatus | Tsutomu Tominaga, Tadayuki Fujimoto | 2012-12-25 |
| 8232752 | Electric motor control apparatus | Isao Kezobo, Takayuki Kifuku, Kazumichi Tsutsumi, Chiaki Fujimoto, Noriyuki Inoue | 2012-07-31 |
| 7990093 | Electric motor control apparatus | Isao Kezobo, Takayuki Kifuku, Kazumichi Tsutsumi, Chiaki Fujimoto, Noriyuki Inoue | 2011-08-02 |
| 7828112 | Electric power steering device | Isao Kezobo, Noriyuki Inoue, Chiaki Fujimoto, Takayuki Kifuku, Kazumichi Tsutsumi | 2010-11-09 |
| 7791888 | Electronic control apparatus | Tsutomu Tominaga, Takayuki Kifuku, Shuzo Akiyama, Tadayuki Fujimoto | 2010-09-07 |
| 7751193 | Electronic control apparatus | Tsutomu Tominaga, Takayuki Kifuku, Shuzo Akiyama, Tadayuki Fujimoto | 2010-07-06 |
| 7459879 | Motor controller | Isao Kezobo, Kazumichi Tsutsumi, Chiaki Fujimoto, Kouji Fukusumi, Noriyuki Inoue | 2008-12-02 |
| 7426122 | Power-converter control apparatus employing pulse width modulation and adjusting duration of a zero-voltage vector | Toshiyuki Kaitani, Akira Imanaka | 2008-09-16 |
| 7423391 | Power conversion device and vehicle equipped therewith | Hichirosai Oyobe, Tetsuhiro Ishikawa, Tsuyoshi Yano, Gourab Majumdar, Yoshiharu Yu | 2008-09-09 |
| 6903948 | Power converter employing pulse width modulation control | Masahiko Yoshida, Yasushi Ikawa | 2005-06-07 |
| 6639379 | Electric power steering control system and control method thereof | Masaki Matsushita | 2003-10-28 |
| 6427104 | Steering control apparatus | Masaki Matsushita, Takayuki Kifuku | 2002-07-30 |
| 6335871 | Motor operation controller and insulation type bidirectional DC voltage converter | Hirofumi Kita, Toshiyuki Kaitani, Yoshitaka Ohnishi | 2002-01-01 |
| 6333865 | Power supplying device for plural car elevator | Takashi Yumura | 2001-12-25 |
| 5986484 | Semiconductor device drive circuit with voltage surge suppression | — | 1999-11-16 |