Issued Patents 1989
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882619 | High resolution image pickup system with color dispersion means | Susumu Takahashi, Kiyoshi Tsuji, Kimihiko Nishioka, Hiroshi Matsui | 1989-11-21 |
| 4880887 | Method for curing dental resins | — | 1989-11-14 |
| 4879201 | Method of making a lithographic plate comprising microcapsules | — | 1989-11-07 |
| 4874232 | Imaging optical system | — | 1989-10-17 |
| 4870950 | Endoscope system | Kouji Kanbara, Kenichi Kikuchi, Yoshihito Shimizu, Shinichiro Hattori, Yoshikazu Tojo +6 more | 1989-10-03 |
| 4867136 | Endoscope apparatus | Akira Suzuki, Susumu Takahashi, Takeaki Nakamura, Tatsuya Yamaguchi, Takashi Tsukaya +19 more | 1989-09-19 |
| 4868047 | Printed wiring board | Masayuki Ishiwa | 1989-09-19 |
| 4865882 | Method for powder coating of metallic articles | Tatsuro Okano | 1989-09-12 |
| 4856495 | Endoscope apparatus | Yoshikazu Tohjoh, Tomoaki Sato | 1989-08-15 |
| 4855896 | Collective wiring system and method of control thereof | Shigeru Oho, Takeshi Hirayama, Masahiro Matsumoto, Fumio Hamano, Takanori Shibata | 1989-08-08 |
| 4846649 | Center mechanism in tire vulcanizing machine | Katsuyoshi Sakaguchi, Hideaki Katayama | 1989-07-11 |
| 4842983 | Light-sensitive compositions and light-sensitive materials with phenolic resol having dibenzylic ether linkages | — | 1989-06-27 |
| 4835135 | Color-developing sheet for pressure-sensitive recording sheets | Hiroaki Umeda, Mamoru Suzuki, Kunio Hata | 1989-05-30 |
| 4835134 | Color-developing sheet for pressure-sensitive sheets | Hiroaki Umeda, Mamoru Suzuki, Kunio Hata | 1989-05-30 |
| 4833119 | Color-developing sheet for pressure-sensitive recording sheets | Hiroaki Umeda, Mamoru Suzuki, Kunio Hata | 1989-05-23 |
| 4813861 | Tire vulcanizing machine | Katsuyoshi Sakaguchi | 1989-03-21 |
| 4806521 | Color-developing agent for pressure-sensitive recording sheet and color-developing sheet thereof | Hiroaki Umeda, Mamoru Suzuki, Kunio Hata | 1989-02-21 |
| 4802460 | Endoscope illuminating optical system device | Hideki Ohkuwa | 1989-02-07 |
| 4800042 | Radioactive waste water treatment | Norimitsu Kurumada, Hiroshi Kuribayashi, Setsuo Shibata, Toshikatsu Wakabayashi, Mamoru Shibuya | 1989-01-24 |