Granted Patent
Utility
US 6,765,855 · App. 09/588,296
Signal detection circuit for optical disk
Inventors:
Yasushi Adachi, Kazuhiro Okamoto, Yutaka Onoguchi, Masaaki Katoh
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Jun 7, 2000
Inventors
Yasushi Adachi
Kazuhiro Okamoto
Yutaka Onoguchi
Masaaki Katoh
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.