Granted Patent
Utility
US 4,816,900 · App. 07/115,541
Method of separation and formation of a color component of a color image and apparatus therefor
Inventors:
Hiroshi Tokunaga, Jun Hamada, Masakazu Fukuchi
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Oct 28, 1987
Inventors
Hiroshi Tokunaga
Jun Hamada
Masakazu Fukuchi
Assignee (at issue)
Konishiroku Photo Industry Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.