Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045955 | Print method and apparatus for re-writable medium | — | 2000-04-04 |
| 5866284 | Print method and apparatus for re-writable medium | — | 1999-02-02 |
| 5745152 | Multiple beam laser scanner using lasers with different aperture sizes | James G. Bearss | 1998-04-28 |
| 5671059 | Electroluminescent color device | — | 1997-09-23 |
| 5650808 | Color ink jet pen having nozzle group spacing to prevent color bleed | John P. Ertel | 1997-07-22 |
| 5598067 | Electroluminescent device as a source for a scanner | Gerd O. Mueller, Regina B. Mueller-Mach | 1997-01-28 |
| 5525866 | Edge emitter as a directional line source | Gerd O. Mueller, Regina B. Mueller-Mach, Paul M. Hubel | 1996-06-11 |
| 5510822 | Ink-jet printer with heated print zone | Michael A. Nguyen | 1996-04-23 |
| 5272518 | Colorimeter and calibration system | — | 1993-12-21 |
| 5149980 | Substrate advance measurement system using cross-correlation of light sensor array signals | John P. Ertel, William D. Holland, Rueiming Jamp, Richard R. Baldwin | 1992-09-22 |
| 5144498 | Variable wavelength light filter and sensor system | — | 1992-09-01 |
| 5140674 | Text and color printing system | Stephen R. Anderson, Wen-Tsing Chen, John P. Ertel, William D. Holland, Rueiming Jamp +2 more | 1992-08-18 |
| 5081596 | Text and color image printing system | William J. Lloyd | 1992-01-14 |
| 5065169 | Device to assure paper flatness and pen-to-paper spacing during printing | John P. Ertel | 1991-11-12 |
| 5041846 | Heater assembly for printers | John P. Ertel | 1991-08-20 |
| 5010580 | Method and apparatus for extracting information from forms | Rueiming Jamp | 1991-04-23 |
| 4870268 | Color combiner and separator and implementations | Hans D. Neumann | 1989-09-26 |
| 4855909 | Forensic sample tracking system and print station therefor | Carl A. Myerholtz | 1989-08-08 |
| 4806750 | Color imager utilizing novel trichromatic beamsplitter and photosensor | — | 1989-02-21 |
| 4735259 | Heated transfer line for capillary tubing | — | 1988-04-05 |
| 4728776 | Heated transfer line for capillary tubing | — | 1988-03-01 |
| 4709144 | Color imager utilizing novel trichromatic beamsplitter and photosensor | — | 1987-11-24 |
| 4650964 | Electrically heated transfer line for capillary tubing | — | 1987-03-17 |
| 4599049 | High pressure meter pump | Gary B. Gordon | 1986-07-08 |
| 4499382 | Infrared source element | — | 1985-02-12 |