Granted Patent
Utility
US 4,824,530 · App. 07/222,142
Method of producing heat-transfer material
Inventors:
Yasuo Masuda, Tsutomu Takahashi, Yoshio Takizawa, Naokazu Yoshiki
Patented Case
View Patent ↗
Granted: Apr 25, 1989
Filed: Jul 21, 1988
Inventors
Yasuo Masuda
Tsutomu Takahashi
Yoshio Takizawa
Naokazu Yoshiki
Assignee (at issue)
Mitsubishi Kinzoku Kabushiki Kaisha
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.