Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747702 | Apparatus and method for producing images without distortion and lateral color aberration | — | 2004-06-08 |
| 6585378 | Digital cinema projector | Andrew F. Kurtz, Joshua Monroe Cobb, David Kessler, Barry D. Silverstein | 2003-07-01 |
| 6515782 | Telecentric F-theta lens for laser microfilm printer | David Kessler | 2003-02-04 |
| 6476962 | Multi-beam zoom lens for producing variable spot sizes for a laser printer | — | 2002-11-05 |
| 6317268 | Movie projection lens | — | 2001-11-13 |
| 6098264 | Method of assembling laser and modulator unit | Douglass L. Blanding, Bradley S. Jadrich, Badhri Narayan | 2000-08-08 |
| 6072519 | Dual resolution printer | John D. Griffith, Badhri Narayan | 2000-06-06 |
| 6069752 | Replaceable laser and modulator unit | Douglass L. Blanding, Bradley S. Jadrich, Badhri Narayan | 2000-05-30 |
| 6064417 | Laser printer using multiple sets of lasers with multiple wavelengths | Badhri Narayan | 2000-05-16 |
| 6031561 | Printer system having a plurality of light sources of different wavelengths | Badhri Narayan, John D. Griffith | 2000-02-29 |
| 5946141 | Apochromatic lens system for relaying laser beam waists | — | 1999-08-31 |
| 5867298 | Dual format pre-objective scanner | Badhri Narayan, Drew D. Summers | 1999-02-02 |
| 5861977 | Dual format dual resolution scanner with off-axis beams | Badhri Narayan | 1999-01-19 |
| 5629791 | Optical compensation for laser emitter array non-linearity | — | 1997-05-13 |
| 5610753 | Optical design of laser scanner to reduce thermal sensitivity | David Kessler | 1997-03-11 |
| 5294943 | Method and apparatus for alignment of scan line optics with target medium | Douglass L. Blanding, David Kessler | 1994-03-15 |
| 5237348 | Method and apparatus for alignment of scan line optics with target medium using external adjusting members | Douglas Blanding, David Kessler, Drew D. Summers | 1993-08-17 |
| 5214441 | Method and apparatus for alignment of scan line optics with target medium using external adjusting members | Douglass L. Blanding, David Kessler, Drew D. Summers | 1993-05-25 |
| 5212500 | Writing beam focusing utilizing light of a different wavelength | John F. Carson | 1993-05-18 |
| 5151810 | Method for alignment of scan line optics with target medium | Douglass L. Blanding, David Kessler | 1992-09-29 |
| 5111343 | Gradient filter | — | 1992-05-05 |
| 4941721 | Raster scanning system utilizing overfilled polygon facet design | Martin E. Banton | 1990-07-17 |
| 4812021 | Wide angle zoom lens | — | 1989-03-14 |
| 4783157 | Symmetrical wide angle lens with improved illumination uniformity | Edward A. Powers | 1988-11-08 |
| 4763173 | Imaging system for compensating for image distortion due to wrinkled or curled documents | James D. Rees, Robert P. Rebres | 1988-08-09 |