P

Inventor

OGURA YOUICHI

JP22 patents
⚠️ This page may combine multiple inventors who share the name “OGURA YOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

14 patents
US6385239B1May 7, 2002

Adaptive equalizing circuit

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD63 citations95
US6792063B1Sep 14, 2004

Frequency control/phase synchronizing circuit

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US6542039B1Apr 1, 2003

Phase-locked loop apparatus and method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations92
US6674707B2Jan 6, 2004

Digital recorded data reproducing device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations89
US7433286B2Oct 7, 2008

Jitter detection apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations84
US7339872B2Mar 4, 2008

Optical disc device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations83
US6963528B2Nov 8, 2005

Digital data reproduction apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations83
US7327658B2Feb 5, 2008

Wobble signal processing apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US7254100B2Aug 7, 2007

Optical disk reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequency

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations62
US7212476B2May 1, 2007

Optical disc reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequency

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US6999394B2Feb 14, 2006

Optical disc playback apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations59
US7525887B2Apr 28, 2009

Playback signal processing apparatus and optical disc device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51
US7310292B2Dec 18, 2007

Optical disk reproducing device that demodulates digital data by switching between a channel bit frequency and a frequency that is half of the channel bit frequency

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51
US7428195B2Sep 23, 2008

Information reproduction apparatus and information reproduction method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50

PANASONIC CORP

7 patents

OGURA YOUICHI

1 patent