Granted Patent
Utility
US 5,881,348 · App. 08/955,116
Release agent supplying member, release agent supplying apparatus and fixing apparatus using the same
Inventors:
Ken Onodera, Shuho Yokokawa, Kunitomo Takahashi, Hiroshi Ueno, Sho Sawahata, Tetsuya Ohba
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Oct 21, 1997
Inventors
Ken Onodera
Shuho Yokokawa
Kunitomo Takahashi
Hiroshi Ueno
Sho Sawahata
Tetsuya Ohba
Assignee (at issue)
Hitachi Koki 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.