Granted Patent
Utility
US 4,630,080 · App. 06/795,991
Heat-sensitive recording sheet
Inventors:
Toshimi Satake, Yoshihide Kimura, Toshiaki Minami, Fumio Fujimura
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Nov 6, 1985
Inventors
Toshimi Satake
Yoshihide Kimura
Toshiaki Minami
Fumio Fujimura
Assignee (at issue)
Jujo Paper 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.