Inventor
NOGUCHI NAOHIKO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “NOGUCHI NAOHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
10 patentsUS6212517B1Apr 3, 2001
Keyword extracting system and text retrieval system using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD162 citations97
US6154737ANov 28, 2000
Document retrieval system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD218 citations97
US6298344B1Oct 2, 2001
Document searching apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations95
US5991755ANov 23, 1999
Document retrieval system for retrieving a necessary document
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD96 citations95
US5706496AJan 6, 1998
Full-text search apparatus utilizing two-stage index file to achieve high speed and reliability of searching a text which is a continuous sequence of characters
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD71 citations94
US7003533B2Feb 21, 2006
File management method, content recording/playback apparatus and content recording program
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations92
US7269741B2Sep 11, 2007
Recording apparatus, medium, method, and related computer program
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations91
US7487547B2Feb 3, 2009
Content processing apparatus and content protection program
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations84
US6922707B2Jul 26, 2005
File management method and content recording/playback apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US6622122B1Sep 16, 2003
Document retrieving apparatus and document retrieving method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations62
PANASONIC CORP
3 patentsUS7698571B2Apr 13, 2010
Digital work protection system, record/playback device, recording medium device, and model change device
PANASONIC CORP16 citations84
US7472427B2Dec 30, 2008
Content management method and content management apparatus
PANASONIC CORP17 citations84
US7694155B2Apr 6, 2010
Digital work protection system, record/playback device, recording medium device, and model change device
PANASONIC CORP7 citations74