Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922426 | Control system for vehicle equipment | Takayuki Yanagishima | 1990-05-01 |
| 4900079 | Control system for vehicle equipment | Akira Kimitsuka, Takayuki Yanagishima | 1990-02-13 |
| 4807715 | Control system for vehicle equipment | Hideyuki Nagashima, Akira Kimituka | 1989-02-28 |
| 4611199 | Alarm system and method for sensing a stand-by state in a driver drowsiness detection system | Yasutoshi Seko, Haruhiko Iizuka, Takayuki Yanagishima | 1986-09-09 |
| 4604611 | System and method for detecting driver drowsiness including detection of steering rotation and reversal | Yasutoshi Seko, Haruhiko Iizuka, Takayuki Yanagishima | 1986-08-05 |
| 4602247 | Method and system for detecting driver fatigue including differentiation of effects of rest periods | Yasutoshi Seko, Haruhiko Iizuka, Takayuki Yanagishima | 1986-07-22 |
| 4594583 | Method and system for detection of driver drowsiness by an abrupt steering change following no steering movement | Yasutoshi Seko, Haruhiko Iizuka, Takayuki Yanagishima | 1986-06-10 |
| 4581607 | System and method for detecting driver drowsiness of a vehicle | Yasutoshi Seko, Haruhiko Iizuka, Takayuki Yanagishima | 1986-04-08 |
| 4560295 | Sheet presser mechanism for recorders with pivotable cover plate | Mitsugu Fujiwara, Yoshinori Sakaue, Tomio Aso, Koshiro Kurokawa | 1985-12-24 |
| 4527174 | Sheet pressing mechanism in a pen type recording device | Mitsugu Fujiwara, Yoshinori Sakaue, Tomio Aso, Koshiro Kurokawa | 1985-07-02 |
| 4527176 | Multi-color pen recorder | Mitsugu Fujiwara, Yoshinori Sakaue, Tomio Aso, Koshiro Kurokawa | 1985-07-02 |
| 4514740 | Sheet guide mechanism in a recording device | Mitsugu Fujiwara, Yoshinori Sakaue, Tomio Aso, Koshiro Kurokawa | 1985-04-30 |
| 4488159 | Pen switching mechanism in drum plotters | Mitsugu Fujiwara, Tomio Aso, Koshiro Kurokawa | 1984-12-11 |