David L. Dignam
17Patents
10h-index
18Co-inventors
69Inventor score
Filing activity: Jun 30, 1993 → Dec 12, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6650327B1 | Display system having floating point rasterization and floating point framebuffering | Physics | 89 | Expired |
| US6437780B1 | Method for determining tiles in a computer display that are covered by a graphics primitive | Physics | 73 | Expired |
| US6147695A | System and method for combining multiple video streams | Physics | 56 | Expired |
| US5943714A | Suspended sleeping platform assembly | Human Necessities | 30 | Expired |
| US5889529A | System and method for generating and displaying complex graphic images at a constant frame rate | Physics | 27 | Expired |
| US6385267B1 | System and method for locking disparate video formats | Electricity | 21 | Expired |
| US6452603B1 | Circuit and method for trilinear filtering using texels from only one level of detail | Physics | 17 | Expired |
| US6304300A | Floating point gamma correction method and system | Physics | 13 | Expired |
| US7518615B1 | Display system having floating point rasterization and floating point framebuffering | Physics | 11 | Expired |
| US5455627A | Programmable video output format generator | Electricity | 10 | Expired |
| US6289542A | Combined remote controller and bottle opening device | Performing Operations; Transporting | 6 | Expired |
| US5608461A | Programmable video frame detector | Electricity | 4 | Expired |
| US8610729B2 | Floating point computer system with fog | Physics | 4 | Active |
| US6414682B1 | System and method for transitioning between two filters, allowing for the use of higher order interpolation | Physics | 3 | Expired |
| US8144158B2 | Display system having floating point rasterization and floating point framebuffering | Physics | 1 | Active |
| US8289334B2 | Display system having floating point rasterization and floating point framebuffering | General | 0 | Revoked |
| US9118992B2 | Ported enclosure and automated equalization of frequency response in a micro-speaker audio system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.