Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882248 | Electrophotographic plate for making printing plate comprising phthalocyanine pigment and thiobarbituric acid residue containing compound | Hiromi Eguchi | 1989-11-21 |
| 4879197 | Method of developing electronic photograph with liquid developer and cleaning excess thereof | Isao Kohmura, Takao Senga, Akira Furukawa, Hirokazu Yamamoto, Mamoru Nakatani | 1989-11-07 |
| 4832457 | Multipanel liquid crystal display device | Masakatsu Saitoh, Yuko Kumisawa, Kohzoh Satoh | 1989-05-23 |
| 4818961 | Surface acoustic wave filter with capacitive phase shifter | Toshimitsu Takahashi, Takashi Shiba, Yuji Fujita | 1989-04-04 |