Granted Patent
Utility
US 4,581,575 · App. 06/615,379
Method and apparatus for measuring orientation of constituents of webs or sheets
Inventors:
Shigeyoshi Osaki, Yoshihiko Fujii, Osamu Tomita, Kazuhiko Saiwai
Patented Case
View Patent ↗
Granted: Apr 8, 1986
Filed: May 30, 1984
Inventors
Shigeyoshi Osaki
Yoshihiko Fujii
Osamu Tomita
Kazuhiko Saiwai
Assignee (at issue)
Kanzaki Paper Manufacturing 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.