Inventor
Jon L Ashburn
Inventor
Fort Collins, CO, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Tprimary
G06TImage data processing or generation, in general50%
G09GArrangements or circuits for control of indicating devices using static means to present variable information30%
G06FElectric digital data processing20%
PatentTitleYear
6,891,533'Compositing separately-generated three-dimensional images'20056,680,737'Z test and conditional merger of colliding pixels during batch building'20046,633,298'Creating column coherency for burst building in a memory access command stream'20036,628,292'Creating page coherency and improved bank sequencing in a memory access command stream'20036,587,112'Window copy-swap using multi-buffer hardware support'20036,559,852'Z test and conditional merger of colliding pixels during batch building'20036,337,690'Technique for reducing the frequency of frame buffer clearing'20026,219,071'ROM-based control unit in a geometry accelerator for a computer graphics system'20016,184,902'Centralized branch intelligence system and method for a geometry accelerator'20015,956,047'ROM-based control units in a geometry accelerator for a computer graphics system'19995,862,066'Methods and apparatus for fast check of floating point zero or negative zero'19995,710,879'Method and apparatus for fast quadrilateral generation in a computer graphics system'19985,687,340'Reduced area floating point processor control logic utilizing a decoder between a control unit and the FPU'19975,657,436'Preprocessing apparatus and method for line scan conversion in a computer graphics system'19975,651,106'Method and apparatus for vertex sorting in a computer graphics system'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2002Patents assigned to HEWLETT PACKARD CO (9)· patent assignee history
1997–2005Based in Fort Collins, CO, US· patent location history
2003–2005Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD CO | 9 | 1997–2002 |
| HEWLETT PACKARD DEVELOPMENT CO | 6 | 2003–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fort Collins, CO, US | 15 | 1997–2005 |