Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5502706 | Optical storage medium utilizing electron trapping film layers sandwiched with electrodes | Xiangyang Yang, Charles Y. Wrigley | 1996-03-26 |
| 5321270 | Compact vector-matrix multiplier system employing electron trapping materials | Suganda Jutamulia, George M. Storti, William Michael Seiderman | 1994-06-14 |
| 5163039 | Three-dimensional optical memory system | — | 1992-11-10 |
| 5144145 | Optical image subtraction employing electron trapping materials | Suganda Jutamulia, George M. Storti | 1992-09-01 |
| 5142493 | Optical disk employing electron trapping material as a storage medium | — | 1992-08-25 |
| 5134686 | Compact vector-matrix multiplier system employing electron trapping materials | Suganda Jutamulia, George M. Storti, William Michael Seiderman | 1992-07-28 |
| 5124558 | Imaging system for mamography employing electron trapping materials | Peter K. Soltani, George M. Storti | 1992-06-23 |
| 5065023 | Solid state high resolution photography and imaging using electron trapping materials | — | 1991-11-12 |
| 5043097 | Photoluminescent material for outputting reddish-orange light with reduced phosphorescence after charging | — | 1991-08-27 |
| 5043096 | Thermoluminescent material including lanthanum, europium and cerium dopants | — | 1991-08-27 |
| 5030834 | Fiber optic dosimeter system using electron trapping materials | Charles Y. Wrigley | 1991-07-09 |
| 5028793 | Imaging screen for electrophoresis applications | Charles Y. Wrigley, George M. Storti | 1991-07-02 |
| 5012098 | Photomultiplier with infrared sensitivity | — | 1991-04-30 |
| 5007037 | Optical disk drive system utilizing electron trapping media for data storage | — | 1991-04-09 |
| 5006366 | Photoluminescent material for outputting orange light with reduced phosphorescence after charging and a process for making same | — | 1991-04-09 |
| 4992302 | Process for making photoluminescent materials | — | 1991-02-12 |
| 4983834 | Large area particle detector system | Charles Y. Wrigley | 1991-01-08 |
| 4979935 | Method of photodynamic therapy employing electron trapping material | — | 1990-12-25 |
| 4915982 | Method of making thin film photoluminescent articles | — | 1990-04-10 |
| 4891507 | Apparatus for extending the infrared response of photocathodes | Charles Y. Wrigley | 1990-01-02 |
| 4880475 | Method for making stable optically transmissive conductors, including electrodes for electroluminescent devices | — | 1989-11-14 |
| 4879186 | Photoluminescent materials for outputting reddish-orange light and a process for making the same | — | 1989-11-07 |
| 4864536 | Optical memory system and method of using the same | — | 1989-09-05 |
| 4855603 | Photoluminescent materials for radiography | — | 1989-08-08 |
| 4842960 | High efficiency photoluminescent material for optical upconversion | — | 1989-06-27 |