Granted Patent
Utility
US 6,806,663 · App. 10/453,738
Motor driving circuit
Inventors:
Satoshi Kusaka, Toshiya Suzuki, Satoshi Narumi, Hiroyuki Tamagawa, Masaharu Hoashi
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Jun 4, 2003
Inventors
Satoshi Kusaka
Toshiya Suzuki
Satoshi Narumi
Hiroyuki Tamagawa
Masaharu Hoashi
Assignees (at issue)
Renesas Technology Corporation
MITSUBISHI ELECTRIC ENGINEERING COMPANY, LIMITED
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.