Granted Patent
Utility
US 4,530,595 · App. 06/407,920
Toner cleaning method and apparatus in which voltage is impressed between electrostatic image holder and a film member
Inventors:
Masahiko Itaya, Satoshi Haneda, Noriyoshi Tarumi, Makoto Tomono
Patented Case
View Patent ↗
Granted: Jul 23, 1985
Filed: Aug 13, 1982
Inventors
Masahiko Itaya
Satoshi Haneda
Noriyoshi Tarumi
Makoto Tomono
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.