Granted Patent
Utility
US 6,174,607 · App. 09/403,499
Thermal transfer recording medium and method for preparing the same
Inventors:
Junichiro Sugita, Hideaki Takahashi
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Nov 1, 1999
Inventors
Junichiro Sugita
Hideaki Takahashi
Assignee (at issue)
Sony Chemicals Corporation
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.