Granted Patent
Utility
US 4,526,732 · App. 06/500,671
Method of heating thermal shrinkage tube and apparatus therefor
Inventors:
Toshiaki Kakii, Yuichi Toda, Koichiro Matsuno, Yuichi Usui, Michito Matsumoto
Patented Case
View Patent ↗
Granted: Jul 2, 1985
Filed: Jun 3, 1983
Inventors
Toshiaki Kakii
Yuichi Toda
Koichiro Matsuno
Yuichi Usui
Michito Matsumoto
Assignees (at issue)
Nippon Telegraph and Telephone Public Corporation
SUMITOMO ELECTRIC INDUSTRIES, 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.