David E. Penna — 22 Patents at U.S. Philips

David E. Penna has been granted 22 US patents while listed as an inventor at U.S. Philips. The first was granted in 1987 and the most recent in November 2014. David E. Penna ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list David E. Penna in Redhill, GB.

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
8897710	Terminal	Richard J. Houldsworth, Kevin Boyle, Bernard Hunt	2014-11-25	$827,000
8717236	Position signal sampling method and apparatus	Nicholas Street	2014-05-06
8068545	Method and apparatus for processing image data	Richard Miller-Smith, Colin King	2011-11-29	$514,000
8035617	Portable computer device	Richard Miller-Smith	2011-10-11	$1,095,000
7619560	GPS processing arrangement	Stephen A. Tickell	2009-11-17
6842124	Variable length decoder	—	2005-01-11	$852,000
6574364	Pixel color value encoding and decoding	Nikolaos Economidis, Brian Gibson	2003-06-03	$1,003,000
6498606	Z-buffering graphics system	Nikolaos Economidis, Brian Gibson	2002-12-24	$825,000
6301389	Video image color encoding	Asher J. Hoskins	2001-10-09	$21,261,000
6243488	Method and apparatus for rendering a two dimensional image from three dimensional image data	—	2001-06-05
6222556	Fast processing of image primitives	—	2001-04-24
5991443	Graphics image manipulation	Richard D. Gallery, Octavius J. Morris, Edward S. Eilley	1999-11-23	$151,484,000
5905503	Rendering an image using lookup tables giving illumination values for each light source by direction and distance	—	1999-05-18
5867143	Digital image coding	—	1999-02-02
5838332	Graphic image rendering	Karl J. Wood	1998-11-17
5828381	Variable display rate image coding	—	1998-10-27
5784064	Image processing	Norman D. Richards, Paul Winser	1998-07-21
5317684	Method of storing character data in a display device	—	1994-05-31
4992780	Method and apparatus for storing a two-dimensional image representing a three-dimensional scene	Eric H. J. Persoon	1991-02-12
4779080	Electronic information display systems	Bernard J. Coughlin, Simon R. Turner	1988-10-18
4712191	Display system with nested information display	—	1987-12-08
4649380	Video display system comprising an index store for storing reduced versions of pictures to be displayed	—	1987-03-10	$5,616,000

David E. Penna — 22 Patents

Issued Patents All Time

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