Granted Patent
Utility
US 4,572,860 · App. 06/657,574
Thermal transfer recording medium
Inventors:
Masaki Nakamura, Takao Abe, Kunihiro Koshizuka, Shigehiro Kitamura, Fumio Ishii, Yuji Hotta
Patented Case
View Patent ↗
Granted: Feb 25, 1986
Filed: Oct 3, 1984
Inventors
Masaki Nakamura
Takao Abe
Kunihiro Koshizuka
Shigehiro Kitamura
Fumio Ishii
Yuji Hotta
Assignee (at issue)
Konishiroku Photo Industry 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.