Granted Patent
Utility
US 5,774,777 · App. 08/774,446
Continuous recording medium friction-conveying mechanism in image forming apparatus
Inventors:
Hidefumi Ohtsuka, Shigeru Obata, Junichi Matsuno, Yasuyuki Tsuji, Shuho Yokokawa, Isao Nakajima, Muneyoshi Akai, Yoji Hirose
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: Dec 30, 1996
Inventors
Hidefumi Ohtsuka
Shigeru Obata
Junichi Matsuno
Yasuyuki Tsuji
Shuho Yokokawa
Isao Nakajima
Muneyoshi Akai
Yoji Hirose
Assignees (at issue)
HITACHI, LTD.
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.