Granted Patent
Utility
US 6,351,416 · App. 09/796,806
Current sense amplifier circuit
Inventors:
Ikuo Fuchigami, Tomonori Kataoka, Youichi Nishida, Tomoo Kimura, Jyunji Michiyama, Satoshi Kohtaka
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Mar 2, 2001
Inventors
Ikuo Fuchigami
Tomonori Kataoka
Youichi Nishida
Tomoo Kimura
Jyunji Michiyama
Satoshi Kohtaka
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.