Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9905069 | Optically based bankenote authentication system having broke discrimination | — | 2018-02-27 |
| 7963450 | Near infrared ink security feature | Nabil Lawandy, Tim Driscoll, Jeff Conroy, Charles M. Zepp | 2011-06-21 |
| 6744525 | Optically-based system for processing banknotes based on security feature emissions | — | 2004-06-01 |
| 6384920 | Self-targeting reader system for remote identification | — | 2002-05-07 |
| 6064476 | Self-targeting reader system for remote identification | — | 2000-05-16 |
| 5787107 | Method and apparatus for efficient concentration of light from laser diode arrays | James R. Leger | 1998-07-28 |
| 5568318 | Method and apparatus for efficient concentration of light from laser diode arrays | James R. Leger | 1996-10-22 |
| 5369659 | Fault tolerant optical system using diode laser array | Horace W. Furumoto, Robert H. Rediker, Robert Sze | 1994-11-29 |
| 5333077 | Method and apparatus for efficient concentration of light from laser diode arrays | James R. Legar | 1994-07-26 |
| 5260558 | Measurements using balanced illumination optical microscopy | Patrick N. Everett, Robert E. Knowlden | 1993-11-09 |
| 5185758 | Multiple-laser pump optical system | Tso Yee Fan, Antonio Sanchez-Rubio, James N. Walpole, Richard C. Williamson, Ivars Melngailis +1 more | 1993-02-09 |
| 5081637 | Multiple-laser pump optical system | Tso Yee Fan, Antonio Sanchez-Rubio, James N. Walpole, Richard C. Williamson, Ivars Melngailis +1 more | 1992-01-14 |