KC

Kok Chen

Apple: 37 patents #795 of 18,612Top 5%
Overall (All Time): #87,008 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 25 most recent of 38 patents

Patent #TitleCo-InventorsDate
8587603 Method and apparatus for improved color correction Gabriel Marcu, Steve Swen 2013-11-19
8452090 Bayer reconstruction of images using a GPU Ralph Brunner, Mark Zimmer 2013-05-28
7969478 Method and apparatus for color correction of color devices for various operating conditions Gabriel Marcu, Wei Chen, John Z. Zhong 2011-06-28
7688328 Luminance point correction without luminance degradation Gabriel Marcu 2010-03-30
7574041 Conversion of output device color values to minimize image quality artifacts Kevin W. Andresen 2009-08-11
7460129 Manipulating text and graphic appearance Mark Zimmer 2008-12-02
7460277 System and method for halftoning using a time-variable halftone pattern Gabriel Marcu 2008-12-02
7456843 Method and apparatus for improved color correction Gabriel Marcu 2008-11-25
7397964 Gaussian blur approximation suitable for GPU Ralph Brunner, John Harper 2008-07-08
7274817 Conversion of output device color values to minimize image quality artifacts Kevin W. Andresen 2007-09-25
7227551 Manipulating text and graphic appearance Mark Zimmer 2007-06-05
7187474 System and method for halftoning using a time-variable halftone pattern Gabriel Marcu 2007-03-06
7084881 Method and apparatus for improved color correction Gabriel Marcu, Steve Swen 2006-08-01
6972772 White point correction without luminance degradation Gabriel Marcu 2005-12-06
6954193 Method and apparatus for correcting pixel level intensity variation Jose Andrade, Peter Graffagnino, Gabriel Marcu 2005-10-11
6844881 Method and apparatus for improved color correction Gabriel Marcu 2005-01-18
6571011 Conversion of output device color values to minimize image quality artifacts Kevin W. Andresen 2003-05-27
6268859 Method and system for rendering overlapping opaque graphical objects in graphic imaging systems Kevin W. Andresen 2001-07-31
6141121 Method and apparatus for color halftoning Magnus Karlsson 2000-10-31
6118898 Methods and apparatus for compressing and decompressing multiple data sets and for managing memory storage of compressed data sets David D. Barnes 2000-09-12
6115496 Method and apparatus for accelerating image data compression Hungviet Nguyen, Riaz A. Moledina 2000-09-05
6028962 System and method for variable encoding based on image content Stuart L. Claassen, Riaz A. Moledina 2000-02-22
6020975 System and method for accelerated data recompression Magnus Karlsson, Hungviet Nguyen 2000-02-01
5930387 Method and apparatus for encoding color image data using dynamic color matching Allen M. Chan 1999-07-27
5917962 Method and apparatus for partitioning an image Marilyn Chen, Allen M. Chan 1999-06-29