Granted Patent
Utility
US 4,599,292 · App. 06/740,294
Method and device of developing an electrostatic latent image
Inventors:
Jun Kambara, Yuzo Ohmuro, Nin-ichi Kamogawa
Patented Case
View Patent ↗
Granted: Jul 8, 1986
Filed: May 31, 1985
Inventors
Jun Kambara
Yuzo Ohmuro
Nin-ichi Kamogawa
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.