Granted Patent
Utility
US 4,794,101 · App. 07/059,746
Heat-sensitive recording material
Inventors:
Nobuo Kanda, Kimie Tsuboi, Fumio Seyama, Mitsuru Kondo
Patented Case
View Patent ↗
Granted: Dec 27, 1988
Filed: Jun 8, 1987
Inventors
Nobuo Kanda
Kimie Tsuboi
Fumio Seyama
Mitsuru Kondo
Assignee (at issue)
Kanzaki Paper Manufacturing 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.