Granted Patent
Utility
US 4,750,010 · App. 07/000,295
Circuit for generating center pulse width modulated waveforms and non-impact printer using same
Inventors:
Charles E. Ayers, Kenneth D. Kieffer, Yee S. Ng, Hieu T. Pham, Pin S. Tschang, Eric K. Zeise
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: Jan 2, 1987
Inventors
Charles E. Ayers
Kenneth D. Kieffer
Yee S. Ng
Hieu T. Pham
Pin S. Tschang
Eric K. Zeise
Assignee (at issue)
EASTMAN KODAK COMPANY
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.