Granted Patent
Utility
US 6,794,747 · App. 10/648,697
Semiconductor device
Inventors:
Hideki Takehara, Kunihiko Kanazawa, Noriyuki Yoshikawa
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Aug 26, 2003
Inventors
Hideki Takehara
Kunihiko Kanazawa
Noriyuki Yoshikawa
Assignee (at issue)
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.