Granted Patent
Utility
US 6,717,064 · App. 09/494,040
Substrate piece and flexible substrate
Inventors:
Hideyuki Kurita, Masato Taniguchi, Masayuki Nakamura, Hiroyuki Hishinuma, Hidetsugu Namiki
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Jan 31, 2000
Inventors
Hideyuki Kurita
Masato Taniguchi
Masayuki Nakamura
Hiroyuki Hishinuma
Hidetsugu Namiki
Assignee (at issue)
Sony Chemicals Corporation
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.