Inventor · disambiguated record
Masahiro Funada
Also filed as: FUNADA MASAHIRO
75 granted patents·4 pending applications·2,451 citations·filing 1984–2025
99Inventor score
Top patents by PatentIndex Score
79 records- 0198US5481377AImage processing with anti-forgery functionCANON KK·Filed 1994·Granted Jan 2, 1996·253 cites·9 claims
- 0297US5257119AImage processing apparatus which adds apparatus identification data to imagesCANON KK·Filed 1992·Granted Oct 26, 1993·195 cites·24 claims
- 0397US5216724AApparatus for image reading or processingCANON KK·Filed 1992·Granted Jun 1, 1993·256 cites·11 claims
- 0491US5430525AImage processing apparatusCANON KK·Filed 1991·Granted Jul 4, 1995·116 cites·26 claims
- 0589US6128401AImage reading or processing with ability to prevent copying of certain originalsCANON KK·Filed 1996·Granted Oct 3, 2000·36 cites·36 claims
- 0689US5363202AImage processing apparatus with anti-forgery functionCANON KK·Filed 1992·Granted Nov 8, 1994·66 cites·6 claims
- 0789US4797945AImage data coding apparatusCANON KK·Filed 1986·Granted Jan 10, 1989·78 cites·26 claims
- 0888US7061652B2Image processing apparatus and method using image information and additional information or an additional pattern added thereto or superposed thereonCANON KK·Filed 2001·Granted Jun 13, 2006·28 cites·10 claims
- 0988US5621810AImage reading or processing with ability to prevent copying of certain originalsCANON KK·Filed 1994·Granted Apr 15, 1997·63 cites·20 claims
- 1087US6381030B1Image processing, copying, and printing apparatus having a part of a processing unit and a part of another unit formed as one inseparable unitCANON KK·Filed 2000·Granted Apr 30, 2002·23 cites·26 claims
- 1187US5065446AImage data coding apparatusCANON KK·Filed 1988·Granted Nov 12, 1991·46 cites·8 claims
- 1286US5227871AImage processing apparatus capable of discriminating a predetermined imageCANON KK·Filed 1991·Granted Jul 13, 1993·55 cites·37 claims
- 1384US5633952AIdentification of a particular color image using color distribution, and circuitry for sameCANON KK·Filed 1995·Granted May 27, 1997·73 cites·12 claims
- 1483US4903145AImage quality control apparatus capable of density-correcting plural areas of different typesCANON KK·Filed 1987·Granted Feb 20, 1990·59 cites·24 claims
- 1581US7424152B2Image processing apparatus and method based on feature of a color imageCANON KK·Filed 2005·Granted Sep 9, 2008·5 cites·5 claims
- 1680US5721628AColor image processing apparatusCANON KK·Filed 1994·Granted Feb 24, 1998·48 cites·27 claims
- 1780US5420938AImage processing apparatusCANON KK·Filed 1994·Granted May 30, 1995·40 cites·25 claims
- 1879US8553147B2Display method and apparatus for discriminating between an RGB and a component video input signalFUNADA MASAHIRO·Filed 2011·Granted Oct 8, 2013·2 cites·11 claims
- 1979US6192152B1Image processing apparatusCANON KK·Filed 1993·Granted Feb 20, 2001·47 cites·18 claims
- 2079US5251023AImage processing method including means for judging a chromatic portion of an imageCANON KK·Filed 1993·Granted Oct 5, 1993·46 cites·14 claims
- 2179US4731672AImage processing systemCANON KK·Filed 1984·Granted Mar 15, 1988·26 cites·27 claims
- 2278US8595539B2Display apparatus for automatically adjusting quantization clock phase according to different threshold values in a display apparatusFUNADA MASAHIRO·Filed 2011·Granted Nov 26, 2013·3 cites·8 claims
- 2378US5089884AMethod of expanding compressed color image dataCANON KK·Filed 1989·Granted Feb 18, 1992·31 cites·12 claims
- 2477US6411743B1Image forming method and apparatusCANON KK·Filed 2000·Granted Jun 25, 2002·28 cites·29 claims
- 2577US5465161AImage processing apparatus and method for confirming the state of an addition deviceCANON KK·Filed 1993·Granted Nov 7, 1995·31 cites·5 claims
- 2677US5426710AImage reading or processing with ability to prevent copying of certain originalsCANON KK·Filed 1992·Granted Jun 20, 1995·43 cites·36 claims
- 2776US8319894B2Display apparatus capable of discriminating the type of input signal from different signalsFUNADA MASAHIRO·Filed 2007·Granted Nov 27, 2012·2 cites·8 claims
- 2876US5165072AImage processing apparatus which detects a line imageCANON KK·Filed 1991·Granted Nov 17, 1992·39 cites·26 claims
- 2975US8896756B2Display apparatusCANON KK·Filed 2013·Granted Nov 25, 2014·2 cites·8 claims
- 3075US6549657B2Image processing apparatus and methodCANON KK·Filed 1996·Granted Apr 15, 2003·41 cites·16 claims
- 3175US6473196B2Image forming apparatus and methodCANON KK·Filed 1997·Granted Oct 29, 2002·51 cites·25 claims
- 3274US8487925B2Display apparatus, method and computer readable medium that avoids failure in an automatic adjustment of an effective image area and dot clockFUNADA MASAHIRO·Filed 2009·Granted Jul 16, 2013·2 cites·8 claims
- 3371US8970785B2Display apparatus capable of discriminating the type of video signal input from a common terminalCANON KK·Filed 2013·Granted Mar 3, 2015·1 cites·11 claims
- 3471US8934057B2Display apparatusCANON KK·Filed 2013·Granted Jan 13, 2015·2 cites·6 claims
- 3571US6624910B1Image forming method and apparatusCANON KK·Filed 2000·Granted Sep 23, 2003·20 cites·19 claims
- 3671US6041205AImage processing apparatus for laying out plurality of images in conformity with image orientationCANON KK·Filed 1997·Granted Mar 21, 2000·38 cites·48 claims
- 3769US9291882B2Projection-type display apparatus with a keystone correction feature for correcting keystone distortion in a projection imageFUNADA MASAHIRO·Filed 2010·Granted Mar 22, 2016·2 cites·9 claims
- 3869US7057775B2Image processing apparatus and method using image information and additional informational or an additional pattern added thereto or superposed thereonCANON KK·Filed 2002·Granted Jun 6, 2006·6 cites·12 claims
- 3969US6388767B1Image processing, copying, and printing apparatus having a part of a processing unit and a part of another unit formed as one inseparable unitCANON KK·Filed 1995·Granted May 14, 2002·26 cites·17 claims
- 4068US8421920B2Automatic quantization clock phase adjustable display apparatusFUNADA MASAHIRO·Filed 2011·Granted Apr 16, 2013·1 cites·16 claims
- 4168US5949903AIndentification of a particular color image using distribution, and circuitry for sameCANON KK·Filed 1995·Granted Sep 7, 1999·30 cites·13 claims
- 4266US5724440AImage processing apparatusCANON KK·Filed 1994·Granted Mar 3, 1998·27 cites·20 claims
- 4366US5363454AImage processing apparatusCANON KK·Filed 1992·Granted Nov 8, 1994·47 cites·14 claims
- 4465US6421145B1Image processing apparatus and method using image information and additional information or an additional pattern added thereto or superposed thereonCANON KK·Filed 1997·Granted Jul 16, 2002·23 cites·30 claims
- 4565US6173088B1Image forming method and apparatusCANON KK·Filed 1997·Granted Jan 9, 2001·49 cites·4 claims
- 4665US5742408AImage processing apparatus and method which adds predetermined information to input image dataCANON KK·Filed 1997·Granted Apr 21, 1998·20 cites·9 claims
- 4765US5555107AImage processing apparatus for judging a color using spatial frequency corrected color component signalsCANON KK·Filed 1994·Granted Sep 10, 1996·23 cites·9 claims
- 4864US5737100AImage processing apparatus which adds identification data to imagesCANON KK·Filed 1995·Granted Apr 7, 1998·21 cites·19 claims
- 4963US5075788AImage quality control apparatus capable of density-correcting plural areas of different typesCANON KK·Filed 1989·Granted Dec 24, 1991·26 cites·32 claims
- 5062US5847849AImage processor apparatus capable of updating reference data for determining similarity between featuresCANON KK·Filed 1994·Granted Dec 8, 1998·19 cites·12 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masahiro Funada files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →