Granted Patent
Utility
US 5,762,131 · App. 08/600,977
Heat radiating board and method for cooling by using the same
Inventors:
Yumiko Kujirai, Masami Kujirai, Yukio Kujirai
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Feb 22, 1996
Inventors
Yumiko Kujirai
Masami Kujirai
Yukio Kujirai
Assignee (at issue)
Kabushiki Kaisha Sekuto Kagaku
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.