Granted Patent
Utility
US 4,548,837 · App. 06/515,057
Method and apparatus for coating
Inventors:
Tetsuya Yoshino, Takashi Kageyama, Kazuo Kato, Takeshi Kishido
Patented Case
View Patent ↗
Granted: Oct 22, 1985
Filed: Jun 23, 1983
Inventors
Tetsuya Yoshino
Takashi Kageyama
Kazuo Kato
Takeshi Kishido
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.