Granted Patent
Utility
US 5,542,023 · App. 07/894,008
Multi-media reproduction processing apparatus
Inventors:
Hiroyuki Sakai, Takahiro Yamada, Masataka Musya, Yuji Kimura
Patented Case
View Patent ↗
Granted: Jul 30, 1996
Filed: Jun 4, 1992
Inventors
Hiroyuki Sakai
Takahiro Yamada
Masataka Musya
Yuji Kimura
Assignee (at issue)
HITACHI, 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.