Granted Patent
Utility
US 6,224,960 · App. 09/313,951
Phase-change recording medium for write once applications
Inventors:
Yuan-Sheng Tyan, George R. Olin, Guiseppe Farruggia, Bruno Primerano, Fridrich Vazan, Thomas R. Cushman
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: May 18, 1999
Inventors
Yuan-Sheng Tyan
George R. Olin
Guiseppe Farruggia
Bruno Primerano
Fridrich Vazan
Thomas R. Cushman
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.