Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7173553 | Current summing digital-to-analog converter | Kazuyuki Ohmi | 2007-02-06 |
| 7046706 | Laser diode driving device | Haruhiko Mizuno, Norihide Kinugasa | 2006-05-16 |
| 6967381 | Semiconductor device | Norihide Kinugasa | 2005-11-22 |
| 6921950 | Semiconductor device | Norihide Kinugasa | 2005-07-26 |
| 6717968 | Laser drive device | Kiyoshi Nakamori, Toshiya Akagi | 2004-04-06 |
| 6490301 | Laser drive device | Kiyoshi Nakamori, Toshiya Akagi | 2002-12-03 |
| 6469647 | High-precision D-A converter circuit | Norihide Kinugasa | 2002-10-22 |
| 6339579 | Semiconductor laser diode driving device and driving method | Yuichi Kamioka, Kenji Koishi, Yoshiyuki Miyabata, Naoyuki Nakamura, Ikuo Hidaka +1 more | 2002-01-15 |