Issued Patents All Time
Showing 151–165 of 165 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6304340 | Composite halftone screens with stochastically distributed clusters or lines | — | 2001-10-16 |
| 6266157 | Method of error diffusion using 2.times.2 color correction and increment matching | Zhigang Fan | 2001-07-24 |
| 6263086 | Automatic detection and retrieval of embedded invisible digital watermarks from halftone images | — | 2001-07-17 |
| 6252971 | Digital watermarking using phase-shifted stoclustic screens | — | 2001-06-26 |
| 6252679 | Composite halftone screens with stochastically distributed clusters or lines | — | 2001-06-26 |
| 6031618 | Apparatus and method for attribute identification in color reproduction devices | — | 2000-02-29 |
| 6014500 | Stochastic halftoning screening method | — | 2000-01-11 |
| 5978556 | Clustered halftone dot design process | — | 1999-11-02 |
| 5859955 | Stochastically clustered dot halftoning system | — | 1999-01-12 |
| 5790703 | Digital watermarking using conjugate halftone screens | — | 1998-08-04 |
| 5787238 | Clustered halftone dot design process | — | 1998-07-28 |
| 5748330 | Method of calibrating a digital printer using component test patches and the yule-nielsen equation | Charles M. Hains | 1998-05-05 |
| 5740279 | Cluster dot halftoning system | Tse-Kee Chan, Fritz Francis Ebner | 1998-04-14 |
| 5673121 | Stochastic halftoning screening method | — | 1997-09-30 |
| 5283877 | Single in-line DRAM memory module including a memory controller and cross bar switches | Jean Gastinel, Stan Graham, Fred Cerauskis, Gil Chesley | 1994-02-01 |