Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5822451 | Method for halftoning a multi-channel digital color image | Kevin E. Spaulding, Rodney L. Miller | 1998-10-13 |
| 5774639 | Printer media including compressed sensitometry curve information | Kevin E. Spaulding, John P. Spence | 1998-06-30 |
| 5752152 | Copy restrictive system | John Gasper | 1998-05-12 |
| 5418871 | Multichannel optical waveguide page scanner with individually addressable electro-optic modulators | Joseph F. Revelli, Jr., Alan C. G. Nutt, Eric J. Lim, David Anthony Roberts, David Williams +4 more | 1995-05-23 |
| 5371817 | Multichannel optical waveguide page scanner with individually addressable electro-optic modulators | Joseph F. Revelli, Jr., Alan C. G. Nutt, Eric J. Lim, David Anthony Roberts, David Williams +4 more | 1994-12-06 |
| 5291567 | Electro-optic waveguide deflector using a nonlinear optic film or liquid-crystal overlay cell for use in an optical pickup head | Joseph F. Revelli, Jr., Thomas L. Penner, Nancy J. Armstrong, Douglas R. Robello | 1994-03-01 |
| 5184323 | Photorefractive device and process for its use | Ralph H. Young, David Williams, Michael Scozzafava | 1993-02-02 |
| 5157541 | Optical article for reflection modulation | Christopher B. Rider, Michael Scozzafava | 1992-10-20 |
| 5115336 | Photorefractive system and process for its use | Michael Scozzafava, Dennis G. Howe | 1992-05-19 |
| 5075796 | Optical article for multicolor imaging | Christopher B. Rider, Michael Scozzafava | 1991-12-24 |
| 5058970 | Quasi-phase matching optical waveguide | Joseph F. Revelli, Jr., Eric T. Prince | 1991-10-22 |
| 5029979 | Optical article exhibiting a high level of second order polarization susceptibility | Douglas R. Robello, Robert James Perry, Edward Joseph Urankar | 1991-07-09 |
| 4999809 | Photorefractive device and process for its use | Ralph H. Young, David Williams, Michael Scozzafava | 1991-03-12 |
| 4971426 | Optical article for reflection modulation | Christopher B. Rider, Michael Scozzafava | 1990-11-20 |
| 4955977 | Nonlinear optical article with improved buffer layer | Phat T. Dao, Michael Scozzafava, Christopher B. Rider | 1990-09-11 |
| 4948225 | Nonlinear optical article for modulating polarized light | Christopher B. Rider, Michael Scozzafava | 1990-08-14 |
| 4946235 | Nonlinear optical waveguide device | Michael Scozzafava, Phat T. Dao, Douglas R. Robello, Craig S. Willand, David Williams | 1990-08-07 |
| 4792208 | Optical article exhibiting a high level of second order polarization susceptibility | Abraham Ulman, David Williams, Thomas L. Penner, Douglas R. Robello, Michael Scozzafava +1 more | 1988-12-20 |