Granted Patent
Utility
US 4,774,128 · App. 06/787,530
Thermal transfer recording medium
Inventors:
Kunihiro Koshizuka, Takao Abe, Yoshihiro Inaba, Tatsuichi Maehashi
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Oct 15, 1985
Inventors
Kunihiro Koshizuka
Takao Abe
Yoshihiro Inaba
Tatsuichi Maehashi
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.