Michael Keith
60Patents
24h-index
42Co-inventors
84Inventor score
Filing activity: Apr 24, 1987 → May 16, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6408029B1 | Method and apparatus for simplifying real-time data encoding | Electricity | 109 | Expired |
| US5329318A | Method for optimizing image motion estimation | Electricity | 106 | Expired |
| US5877754A | Process, apparatus, and system for color conversion of image signals | Physics | 105 | Expired |
| US5978756A | Encoding audio signals using precomputed silence | Physics | 91 | Expired |
| US5329313A | Method and apparatus for real time compression and decompression of a digital motion video signal using a fixed Huffman table | Electricity | 91 | Expired |
| US5493514A | Process, apparatus, and system for encoding and decoding video signals | Electricity | 72 | Expired |
| US5440346A | Mode selection for method and system for encoding images | Electricity | 66 | Expired |
| US5325126A | Method and apparatus for real time compression and decompression of a digital motion video signal | Electricity | 54 | Expired |
| US5386233A | Method for efficient memory use | Electricity | 49 | Expired |
| US5559831A | Circuitry for decoding huffman codes | Electricity | 43 | Expired |
| US5430854A | Simd with selective idling of individual processors based on stored conditional flags, and with consensus among all flags used for conditional branching | Physics | 42 | Expired |
| US5361370A | Single-instruction multiple-data processor having dual-ported local memory architecture for simultaneous data transmission on local memory ports and global port | Physics | 40 | Expired |
| US5384904A | Image scaling using real scale factors | Physics | 40 | Expired |
| US6771830B2 | Differential pulse code modulation image compression with varying levels of quantizers | Physics | 38 | Expired |
| US5943675A | Change log historian system for memory shared by multiple workstations | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5493513A | Process, apparatus and system for encoding video signals using motion estimation | Electricity | 36 | Expired |
| US5325124A | Method and apparatus for scalable decompression of a digital motion video signal using variable pixel depths | Electricity | 35 | Expired |
| US6285796A | Pseudo-fixed length image compression scheme | Electricity | 34 | Expired |
| US5351085A | Method and system for generating compressed image signals | Electricity | 34 | Expired |
| US5386232A | Method and apparatus for encoding images using a specified data format | Electricity | 34 | Expired |
| US5991451A | Variable-length encoding using code swapping | Electricity | 31 | Expired |
| US5285402A | Multiplyless discrete cosine transform | Physics | 27 | Expired |
| US5381180A | Method and apparatus for generating CLUT-format video images | Electricity | 27 | Expired |
| US5491513A | Bit rate controller for encoding video signals | Electricity | 27 | Expired |
| US5764548A | Fast floating-point to integer conversion | Electricity | 24 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.