3DO Company
15Patents
0Active
15Granted
36Portfolio score
Filing activity: Nov 2, 1992 → May 9, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6005561A | Interactive information delivery system | Electricity | 615 | Expired |
| US6009458A | Networked computer game system with persistent playing objects | Human Necessities | 538 | Expired |
| US5337363A | Method for generating three dimensional sound | Electricity | 81 | Expired |
| US5408267A | Method and apparatus for gamma correction by mapping, transforming and demapping | Electricity | 77 | Expired |
| US5596693A | Method for controlling a spryte rendering processor | Physics | 69 | Expired |
| US5572235A | Method and apparatus for processing image data | Physics | 65 | Expired |
| US5838389A | Apparatus and method for updating a CLUT during horizontal blanking | Physics | 64 | Expired |
| US5502462A | Display list management mechanism for real-time control of by-the-line modifiable video display system | Physics | 52 | Expired |
| US5521946A | Multi-phase filter/DAC | Electricity | 49 | Expired |
| US5617506A | Method for communicating a value over a transmission medium and for decoding same | Physics | 38 | Expired |
| US5481275A | Resolution enhancement for video display using multi-line interpolation | Physics | 34 | Expired |
| US5577180A | Zone data streaming for 3-dimensional video environment | Physics | 28 | Expired |
| US5402369A | Method and apparatus for digital multiplication based on sums and differences of finite sets of powers of two | Physics | 21 | Expired |
| US5631849A | Decompressor and compressor for simultaneously decompressing and compressng a plurality of pixels in a pixel array in a digital image differential pulse code modulation (DPCM) system | Electricity | 6 | Expired |
| US5488576A | Amplitude adaptive filter | Electricity | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.