Granted Patent
Utility
US 4,639,291 · App. 06/662,483
Method of controlling moisture profile in paper web in paper drying process and apparatus practicing same
Inventors:
Toyokazu Ota, Yutaka Nakamura, Yutaka Ikeda, Shunzi Kataoka, Yoshinobu Ito
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Oct 19, 1984
Inventors
Toyokazu Ota
Yutaka Nakamura
Yutaka Ikeda
Shunzi Kataoka
Yoshinobu Ito
Assignees (at issue)
Shikishima Canvas Kabushiki Kaisha
Oji Seisha Kabushiki Kaisha
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.