Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266864 | Negative glow discharge lamp with fill containing cesium or sodium | Joseph Darryl Michael, Radomir Lagushenko, Oscar Biblarz | 1993-11-30 |
| 5186668 | Negative glow discharge lamp | Joseph Darryl Michael, Radomir Lagushenko, Oscar Biblarz | 1993-02-16 |
| 5120251 | Negative glow discharge lamp | Joseph Darryl Michael, Radomir Lagushenko | 1992-06-09 |
| 5066892 | Glow discharge lamp with incandescent filament | Andre C. Bouchard, Radomir Lagushenko | 1991-11-19 |
| 5027030 | Glow discharge lamp having zero anode voltage drop | Andre C. Bouchard, Radomir Lagushenko | 1991-06-25 |
| 5025190 | Glow discharge lamp | Andre C. Bouchard, Paul A. Thibault, Radomir Lagushenko | 1991-06-18 |
| 5024739 | Novel hybrid isotope separation scheme and apparatus | — | 1991-06-18 |
| 5024741 | Hybrid isotope separation scheme | — | 1991-06-18 |
| 5021718 | Negative glow discharge lamp | Joseph Darryl Michael, Radomir Lagushenko | 1991-06-04 |
| 4935664 | Diffuse discharge lamp | Fred Whitney, Paul A. Thibault | 1990-06-19 |
| 4884007 | Low pressure arc discharge tube having increased voltage | Radomir Lagushenko | 1989-11-28 |
| 4825125 | Discharge lamp having multiple constrictions | Radomir Lagushenko, Robert Y. Pai | 1989-04-25 |
| 4816719 | Low pressure arc discharge tube with reduced ballasting requirement | Rodomir Lagushenko | 1989-03-28 |
| 4736134 | Discharge lamp having multiple constrictions | Radomir Lagushenko, Robert Y. Pai | 1988-04-05 |
| 4698547 | Low pressure arc discharge lamp apparatus with magnetic field generating means | Mark W. Grossman, William A. George | 1987-10-06 |
| 4692661 | Fluorescent lamp with static magnetic field generating means | Philip E. Moskowitz | 1987-09-08 |
| 4672267 | High intensity discharge device containing oxytrihalides | Walter P. Lapatovich, William M. Keeffe, Richard W. Liebermann | 1987-06-09 |
| 4648951 | Photoionization technique to enrich mercury isotopes and apparatus therefor | — | 1987-03-10 |
| 4596681 | Method of forming capsules containing a precise amount of material | Mark W. Grossman, William A. George | 1986-06-24 |
| 4575344 | Metal arc director for compact fluorescent lamp | Andre C. Bouchard, Fred Loughridge, Charles W. Andress, Julian J. Wierzbicki | 1986-03-11 |
| 4536678 | Glass coated metal arc director for compact fluorescent lamp | Andre C. Bouchard, Thomas J. Sentementes | 1985-08-20 |
| 4527086 | Arc discharge device with improved isotopic mixture of mercury | — | 1985-07-02 |
| 4527088 | Metal arc director for compact fluorescent lamp | Andre C. Bouchard, Fred Loughridge, Charles W. Andress, Julian J. Wierzbicki | 1985-07-02 |
| 4527089 | Compact fluorescent lamp | Andre C. Bouchard | 1985-07-02 |
| 4296350 | Gaseous fluorescent discharge lamp | — | 1981-10-20 |