Inventor · disambiguated record
Hidefumi Osawa
Also filed as: OSAWA HIDEFUMI
30 granted patents·1 pending application·797 citations·filing 1992–2018
98Inventor score
Top patents by PatentIndex Score
31 records- 0195US7903307B2Image processing method and image processing apparatusCANON KK·Filed 2007·Granted Mar 8, 2011·25 cites·8 claims
- 0294US7257264B2Image processing apparatus and method for compression-encoding image area informationCANON KK·Filed 2002·Granted Aug 14, 2007·71 cites·51 claims
- 0393US7194140B2Image processing apparatus and method which compresses image data of each region using a selected encoding methodCANON KK·Filed 2002·Granted Mar 20, 2007·62 cites·23 claims
- 0492US7623712B2Image processing method and apparatusCANON KK·Filed 2006·Granted Nov 24, 2009·42 cites·20 claims
- 0589US7680345B2Image encoding apparatus and method, computer program, and computer-readable storage mediumCANON KK·Filed 2005·Granted Mar 16, 2010·14 cites·10 claims
- 0688US7106911B2Image processing apparatus and control method for inputting image data and encoding the dataCANON KK·Filed 2002·Granted Sep 12, 2006·37 cites·7 claims
- 0786US8125679B2Image processing method and image processing apparatusDAI XIAOYAN·Filed 2011·Granted Feb 28, 2012·5 cites·14 claims
- 0885US10442138B2Three-dimensional object manufacturing method and three-dimensional shaping apparatusCANON KK·Filed 2015·Granted Oct 15, 2019·2 cites·15 claims
- 0985US8023147B2Image processing method and image processing apparatusCANON KK·Filed 2011·Granted Sep 20, 2011·5 cites·9 claims
- 1083US7831107B2Image processing apparatus, image processing method, and programCANON KK·Filed 2006·Granted Nov 9, 2010·20 cites·5 claims
- 1182US5986594AImage compression by arithmetic coding with learning limitCANON KK·Filed 1997·Granted Nov 16, 1999·70 cites·21 claims
- 1282US5732157AImage processing apparatus and method using lossless encoding of a difference between image blocksCANON KK·Filed 1994·Granted Mar 24, 1998·69 cites·5 claims
- 1379US7127115B2Image processing apparatus and method, computer program, and storage mediumCANON KK·Filed 2003·Granted Oct 24, 2006·25 cites·20 claims
- 1477US7936929B2Image processing method and apparatus for removing noise from a document imageCANON KK·Filed 2009·Granted May 3, 2011·10 cites·11 claims
- 1577US6618501B1Object similarity calculation method and apparatusCANON KK·Filed 2000·Granted Sep 9, 2003·37 cites·12 claims
- 1677US5402248AImage encoding apparatus and methodCANON KK·Filed 1993·Granted Mar 28, 1995·41 cites·22 claims
- 1773US5861892AImage processing apparatus using compressed-data processingCANON KK·Filed 1993·Granted Jan 19, 1999·34 cites·10 claims
- 1872US6552819B2Image processing apparatus and methodCANON KK·Filed 1997·Granted Apr 22, 2003·44 cites·20 claims
- 1971US5610999AImage processing apparatus and method that adds correction signal to average density and digitizes accordinglyCANON KK·Filed 1994·Granted Mar 11, 1997·31 cites·20 claims
- 2069US5317428AImage encoding method and apparatus providing variable length bit stream signalsCANON KK·Filed 1992·Granted May 31, 1994·24 cites·11 claims
- 2168US5812146AImage processing apparatus using compressed data processingCANON KK·Filed 1997·Granted Sep 22, 1998·34 cites·12 claims
- 2266US5485557AImage processing apparatusCANON KK·Filed 1994·Granted Jan 16, 1996·25 cites·35 claims
- 2364US8041122B2Image processing apparatus, method for controlling image processing apparatus, and storage medium storing related programCANON KK·Filed 2007·Granted Oct 18, 2011·5 cites·12 claims
- 2461US7343084B2Image processing apparatus and method, computer program, and computer readable storage mediumCANON KK·Filed 2003·Granted Mar 11, 2008·4 cites·19 claims
- 2561US5680225AImage reduction with fine-line protectionCANON KK·Filed 1992·Granted Oct 21, 1997·27 cites·38 claims
- 2660US10759120B2Shaping method and shaping apparatusCANON KK·Filed 2018·Granted Sep 1, 2020·0 cites·9 claims
- 2756US10315365B2Three-dimensional object manufacturing method, three-dimensional shaping method and three-dimensional shaping systemCANON KK·Filed 2016·Granted Jun 11, 2019·0 cites·13 claims
- 2852US5710826AImage encoding methodCANON KK·Filed 1994·Granted Jan 20, 1998·11 cites·13 claims
- 2949US6167160AEncoding and decoding methods and devices, and image processing apparatus using the sameCANON KK·Filed 1998·Granted Dec 26, 2000·17 cites·16 claims
- 3045US2003086597A1Image processing apparatus, control method of the same, computer program, and storage mediumFiled 2002·Application pending·0 cites
- 3135US6038345AApparatus for encoding/decoding image dataCANON KK·Filed 1997·Granted Mar 14, 2000·6 cites·17 claims
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