Issued Patents 1989
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868550 | Photoelectric touch panel | Junichi Ouchi, Kazuo Hasegawa | 1989-09-19 |
| 4859840 | Code reading apparatus | Kazuo Hasegawa, Junichi Ouchi, Koji Nakase, Makoto Sasaki | 1989-08-22 |
| 4845346 | Touch panel having parallax compensation and intermediate coordinate determination | Junichi Ouchi, Kazuo Hasagawa | 1989-07-04 |
| 4841611 | Work roll with dulled surface having geometrically patterned uneven dulled sections for temper rolling | Takashi Kusaba, Hideo Abe, Akira Torao, Kusuo Furukawa, Takayuki Yanagimoto | 1989-06-27 |
| 4835352 | Package material for microwave cooking | Minoru Toyoda, Jun Sada, Sueo Takahashi, Shigeru Suzuki | 1989-05-30 |
| 4825209 | Remote control apparatus | Junichi Ouchi, Kazuo Hasegawa | 1989-04-25 |
| 4812642 | Optical coordinate system input device | Kazuo Hasegawa, Junichi Ohuchi | 1989-03-14 |
| 4806749 | Optical coordinate system input device | Junichi Ohuchi, Kazuo Hasegawa | 1989-02-21 |
| D299745 | Keratometer | Yukitsugu Nakamura | 1989-02-07 |
| 4801797 | Optical position input device | Junichi Ohouchi, Kazuo Hasegawa | 1989-01-31 |
| 4797769 | Disc driving device | Kazuo Hasegawa, Noboru Fukukawa, Masanori Yata | 1989-01-10 |