Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703855 | Optical disk apparatus and recording and reading method for an optical disk using the same | Fumiyoshi Kirino, Tsuyoshi Toda, Horishi Ide, Hisataka Sugiyama, Hiroyuki Tsuchinaga +6 more | 1997-12-30 |
| 5703846 | Optical disk tracking control method, optical disk device, and optical disk with increased recording density | Hisataka Sugiyama | 1997-12-30 |
| 5689290 | Liquid level detecting mechanism and ink jet recording apparatus having the mechanism | Akio Okubo, Yasuhiko Ikeda | 1997-11-18 |
| 5670214 | Method for coating a thin layer on a substrate having a rough surface | Ichiro Miyagawa | 1997-09-23 |
| 5659343 | Method of forming an ink jet recording head having an orifice plate with positioning openings for precisely locating discharge ports in a recording apparatus | Yutaka Koizumi, Minoru Nozawa, Toshihiro Mori | 1997-08-19 |
| 5657308 | Apparatus for recording/reproducing information data in two dimensional format | Takeshi Maeda, Hiroshi Ide | 1997-08-12 |
| 5642343 | Magnetooptic disc apparatus and recording medium | Tsuyoshi Toda, Kazuo Shigematsu, Seiichi Mita, Toshimitsu Kaku, Takeshi Maeda +2 more | 1997-06-24 |
| 5600289 | Measuring jig used for evaluation of a device with a nonradiative dielectric waveguide | Youhei Ishikawa, Toru Tanizaki, Hiroshi Nishida, Norimitsu Tsukai | 1997-02-04 |
| RE35435 | Method and apparatus for information recording and reproduction of a pit-shape-forming optical recording type | Takeshi Maeda, Hisataka Sugiyama, Wasao Takasugi | 1997-01-28 |