Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669280 | Hydraulic control apparatus | Tsunefumi Niiyama, Haruhiko Yoshikawa | 1997-09-23 |
| 5652674 | Method for manufacturing domain-inverted region, optical wavelength conversion device utilizing such domain-inverted region and method for fabricating such device | Kiminori Mizuuchi | 1997-07-29 |
| 5630492 | Oil supplying and discharging structure for canceller in hydraulic clutch | Haruhiko Yoshikawa, Yoichi Kojima, Yoshihiro Kodama | 1997-05-20 |
| 5619369 | Diffracting device having distributed bragg reflector and wavelength changing device having optical waveguide with periodically inverted-polarization layers | Kiminori Mizuuchi | 1997-04-08 |
| 5610929 | Multibyte error correcting system | — | 1997-03-11 |