Inventor · disambiguated record
Ryoichi Kawada
Also filed as: KAWADA RYOICHI
23 granted patents·1 pending application·247 citations·filing 1995–2010
95Inventor score
Top patents by PatentIndex Score
24 records- 0192US7876907B2Apparatus for fault detection for parallelly transmitted audio signals and apparatus for delay difference detection and adjustment for parallelly transmitted audio signalsKDDI CORP·Filed 2008·Granted Jan 25, 2011·14 cites·7 claims
- 0281US5568196AMotion adaptive noise reduction filter and motion compensated interframe coding system using the sameKOKUSAI DENSHIN DENWA CO LTD·Filed 1995·Granted Oct 22, 1996·69 cites·1 claims
- 0380US6943827B2Apparatus for monitoring quality of picture in transmissionKDDI CORP·Filed 2002·Granted Sep 13, 2005·19 cites·12 claims
- 0478US7551198B2Transmitted picture quality monitoring apparatusKDDI CORP·Filed 2005·Granted Jun 23, 2009·5 cites·12 claims
- 0576US6772392B1Image failure detection unit in redundant duplex transmissionKDD CORP·Filed 2000·Granted Aug 3, 2004·14 cites·12 claims
- 0676US6603505B1Device for objectively evaluating the quality of a digital transmitted pictureKDD CORP·Filed 2000·Granted Aug 5, 2003·14 cites·6 claims
- 0773US7199819B2Device for automatically detecting picture degradationKDDI CORP·Filed 2004·Granted Apr 3, 2007·11 cites·8 claims
- 0870US6546054B1Video transmission system using plural linksKDD CORP·Filed 2000·Granted Apr 8, 2003·9 cites·15 claims
- 0969US7385627B2Picture feature extraction system and picture quality evaluation systemKDDI CORP·Filed 2004·Granted Jun 10, 2008·8 cites·5 claims
- 1067US7738664B2Apparatus for fault detection for parallelly transmitted audio signals and apparatus for delay difference detection and adjustment for parallelly transmitted audio signalsKDDI CORP·Filed 2004·Granted Jun 15, 2010·6 cites·11 claims
- 1167US5699499APost-processor of motion vectors for field interpolationKOKUSAI DENSHIN DENWA CO LTD·Filed 1995·Granted Dec 16, 1997·32 cites·6 claims
- 1264US8189036B2Concealed regions complementing system of free viewpoint video imagesMATSUMURA ATSUSHI·Filed 2009·Granted May 29, 2012·1 cites·4 claims
- 1363US8134598B2Picture quality monitoring apparatusKAWADA RYOICHI·Filed 2007·Granted Mar 13, 2012·2 cites·14 claims
- 1461US6909468B2Positional difference correcting apparatus between two-route videosKDDI CORP·Filed 2001·Granted Jun 21, 2005·4 cites·9 claims
- 1561US6813379B2Image segmentation apparatusKDDI R & D LAB INC·Filed 2001·Granted Nov 2, 2004·4 cites·4 claims
- 1659US7675540B2Concealed regions complementing system of free viewpoint video imagesKDDI CORP·Filed 2004·Granted Mar 9, 2010·6 cites·2 claims
- 1759US7068304B2Apparatus for assessing quality of a picture in transmission, and apparatus for remote monitoring quality of a picture in transmissionKDDI CORP·Filed 2001·Granted Jun 27, 2006·3 cites·4 claims
- 1856US7773674B2Image matching device and method for motion picturesKDDI CORP·Filed 2007·Granted Aug 10, 2010·1 cites·5 claims
- 1953US8478582B2Server for automatically scoring opinion conveyed by text message containing pictorial-symbolsHABU YUKIKO·Filed 2010·Granted Jul 2, 2013·3 cites·8 claims
- 2049US7508414B2Transmitted-picture quality monitoring apparatusKDDI CORP·Filed 2005·Granted Mar 24, 2009·0 cites·6 claims
- 2149US6141449ACoding mode determination systemKOKUSAI DENSHIN DENWA CO LTD·Filed 1998·Granted Oct 31, 2000·18 cites·5 claims
- 2248US6952449B2Detection apparatus for road obstructionsKDDI CORP·Filed 2001·Granted Oct 4, 2005·4 cites·3 claims
- 2347US2007160135A1Multi-view video coding method and apparatusKDDI CORP·Filed 2006·Application pending·0 cites
- 2443US7305032B2Image matching device and method for motion picturesKDDI CORP·Filed 2003·Granted Dec 4, 2007·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →