Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004349 | Power supply unit | Osamu Yamashita, Yasuhiko Kokami, Masahiro Ishihara | 2011-08-23 |
| 7859324 | Power supply unit | Osamu Yamashita, Yasuhiko Kokami, Masahiro Ishihara | 2010-12-28 |
| 6900604 | Drive control system for sensor-less motor | Yasuhiko Kokami, Kunihiro Kawauchi, Reiichi Kimura | 2005-05-31 |
| 6771033 | Drive control system for sensor-less motor | Yasuhiko Kokami, Kunihiro Kawauchi, Reiichi Kimura | 2004-08-03 |
| 6563286 | Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatus | Kunio Seki, Yasuhiko Kokami, Kunihiro Kawauchi | 2003-05-13 |
| 6344721 | Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatus | Kunio Seki, Yasuhiko Kokami, Kunihiro Kawauchi | 2002-02-05 |
| 6340873 | Semiconductor integrated circuit for brushless motor drive control and brushless motor drive control apparatus | Kunio Seki, Yasuhiko Kokami, Kunihiro Kawauchi | 2002-01-22 |
| 5621288 | Motor speed regulating circuit with starter and storage medium drive using the same | Kunio Seki, Yuichi Ohkubo | 1997-04-15 |
| 5048941 | Surgical miscroscope with a modular stand | Masami Hamada, Hiroshi Fujiwara, Kosaku Tsuboshima, Masahiko Kinukawa, Takashi Nagano +4 more | 1991-09-17 |
| 4878746 | Surgical microscope apparatus | Hiroshi Nakano, Toyoaki Takeuchi, Masahiko Kinukawa | 1989-11-07 |
| 4871245 | Surgical microscope | Tomonori Ishikawa, Takashi Fukaya, Hiroshi Fujiwara | 1989-10-03 |
| 4807989 | Surgical microscope system | Takashi Nagano, Takashi Fukaya | 1989-02-28 |
| 4802749 | Surgical microscope | Takayoshi Togino, Hiroshi Fujiwara, Yutaka Takabayashi, Takashi Nagano, Takashi Fukaya +1 more | 1989-02-07 |