Granted Patent
Utility
US 5,601,905 · App. 08/395,516
Laminate for insulation protection of circuit boards
Inventors:
Hisashi Watanabe, Takashi Tanaka, Kaoru Okamoto, Keiji Yoshizawa, Hiroyuki Chinju, Isamu Takarabe
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Feb 27, 1995
Inventors
Hisashi Watanabe
Takashi Tanaka
Kaoru Okamoto
Keiji Yoshizawa
Hiroyuki Chinju
Isamu Takarabe
Assignee (at issue)
NIPPON STEEL CHEMICAL 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.