Inventor
PENNA DAVID E
GB21 patents
⚠️ This page may combine multiple inventors who share the name “PENNA DAVID E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PHILIPS CORP
14 patentsUS4712191ADec 8, 1987
Display system with nested information display
PHILIPS CORP156 citations98
US4649380AMar 10, 1987
Video display system comprising an index store for storing reduced versions of pictures to be displayed
PHILIPS CORP70 citations96
US6243488B1Jun 5, 2001
Method and apparatus for rendering a two dimensional image from three dimensional image data
PHILIPS CORP51 citations92
US5991443ANov 23, 1999
Graphics image manipulation
PHILIPS CORP46 citations92
US5905503AMay 18, 1999
Rendering an image using lookup tables giving illumination values for each light source by direction and distance
PHILIPS CORP37 citations92
US4992780AFeb 12, 1991
Method and apparatus for storing a two-dimensional image representing a three-dimensional scene
PHILIPS CORP50 citations92
US4779080AOct 18, 1988
Electronic information display systems
PHILIPS CORP86 citations92
US6301389B1Oct 9, 2001
Video image color encoding
PHILIPS CORP21 citations91
US6222556B1Apr 24, 2001
Fast processing of image primitives
PHILIPS CORP10 citations74
US5828381AOct 27, 1998
Variable display rate image coding
PHILIPS CORP12 citations74
US5317684AMay 31, 1994
Method of storing character data in a display device
PHILIPS CORP9 citations74
US5838332ANov 17, 1998
Graphic image rendering
PHILIPS CORP15 citations73
US5784064AJul 21, 1998
Image processing
PHILIPS CORP16 citations72
US5867143AFeb 2, 1999
Digital image coding
PHILIPS CORP6 citations63
KONINKL PHILIPS ELECTRONICS NV
4 patentsUS6842124B2Jan 11, 2005
Variable length decoder
KONINKL PHILIPS ELECTRONICS NV72 citations98
US6574364B1Jun 3, 2003
Pixel color value encoding and decoding
KONINKL PHILIPS ELECTRONICS NV57 citations93
US6498606B1Dec 24, 2002
Z-buffering graphics system
KONINKL PHILIPS ELECTRONICS NV26 citations89
US8035617B2Oct 11, 2011
Portable computer device
KONINKL PHILIPS ELECTRONICS NV6 citations61