Issued Patents All Time
Showing 51–75 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654742 | Method and apparatus for providing operations affecting a frame buffer without a row address strobe cycle | Chris Malachowsky, Shuen-Chin Chang, Hai D. Ho | 1997-08-05 |
| 5652793 | Method and apparatus for authenticating the use of software | David S. H. Rosenthal | 1997-07-29 |
| 5640591 | Method and apparatus for naming input/output devices in a computer system | David S. H. Rosenthal | 1997-06-17 |
| 5638535 | Method and apparatus for providing flow control with lying for input/output operations in a computer system | David S. H. Rosenthal, Chris Malachowsky | 1997-06-10 |
| 5623692 | Architecture for providing input/output operations in a computer system | David S. H. Rosenthal | 1997-04-22 |
| 5619658 | Method and apparatus for trapping unimplemented operations in input/output devices | David S. H. Rosenthal | 1997-04-08 |
| 5577232 | Method and apparatus for allowing computer circuitry to function with updated versions of computer software | Chris Malachowsky, Bruce McIntyre, Guy Moffat | 1996-11-19 |
| 5543824 | Apparatus for selecting frame buffers for display in a double buffered display system | Chris Malachowsky, Bruce McIntyre, Guy Moffat | 1996-08-06 |
| 5539430 | Pipelined read write operations in a high speed frame buffer system | Shuen-Chin Chang, Hai D. Ho | 1996-07-23 |
| 5533187 | Multiple block mode operations in a frame buffer system designed for windowing operations | Shuen-Chin Chang, Hai D. Ho | 1996-07-02 |
| 5528751 | Frame buffer system designed for windowing operations | Shuen-Chin Chang, Hai D. Ho, Szu-Cheng Sun | 1996-06-18 |
| 5504855 | Method and apparatus for providing fast multi-color storage in a frame buffer | Chris Malachowsky, Rick Silverman, Shuen-Chin Chang | 1996-04-02 |
| 5334998 | Method and apparatus for utilizing blanking on both zero setup and pedestal setup display monitors with a conventional computer system | Charles Boynton | 1994-08-02 |
| 5297240 | Hardware implementation of clipping and intercoordinate comparison logic | Chris Malachowsky | 1994-03-22 |
| 5291188 | Method and apparatus for allocating off-screen display memory | Bruce McIntyre, Robert Rocchetti | 1994-03-01 |
| 5287487 | Predictive caching method and apparatus for generating a predicted address for a frame buffer | Chris Malachowsky, Robert Rocchetti, David S. H. Rosenthal | 1994-02-15 |
| 5274755 | Hardware implementation for providing raster offsets in a graphics subsystem with windowing | Chris Malachowsky | 1993-12-28 |
| 5245702 | Method and apparatus for providing shared off-screen memory | Bruce McIntyre, Robert Rocchetti | 1993-09-14 |
| 5237650 | Method and apparatus for spatial anti-aliased depth cueing | Chris Malachowsky, Peter Ross | 1993-08-17 |
| 5163129 | Method for expediting the rendering of figures in a move-draw language | Nola Donato, Anissa Lam | 1992-11-10 |
| 5159665 | Graphics accelerator system | Chris Malachowsky | 1992-10-27 |
| 5157764 | Apparatus and method for using a test window in a graphics subsystem which incorporates hardware to perform clipping of images | Chris Malachowsky | 1992-10-20 |
| 5142668 | Apparatus and method for loading coordinate registers for use with a graphics subsystem utilizing an index register | Chris Malachowsky | 1992-08-25 |
| 5136524 | Method and apparatus for optimizing selected raster operations | Thomas P. Webber | 1992-08-04 |
| 5128872 | Method and apparatus for determining line positions for display and manipulation by a computer system | Chris Malachowsky | 1992-07-07 |