Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8188662 | Plasma lamp having tunable frequency dielectric waveguide with stabilized permittivity | Abdeslam Hafidi, Dan O'Hare | 2012-05-29 |
| 8169152 | Plasma lamp with field-concentrating antenna | Richard Gilliard | 2012-05-01 |
| 8159136 | Frequency tunable resonant cavity for use with an electrodeless plasma lamp | Sandeep Mudunuri | 2012-04-17 |
| 8143801 | Electrodeless lamps and methods | Abdeslam Hafidi, Richard Gilliard, Dan O'Hare | 2012-03-27 |
| 8022607 | Plasma lamp with small power coupling surface | Yian Chang | 2011-09-20 |
| 7994721 | Plasma lamp and methods using a waveguide body and protruding bulb | Frederick M. Espiau, Anthony D. McGettigan, Yian Chang | 2011-08-09 |
| 7906910 | Plasma lamp with conductive material positioned relative to RF feed | Yian Chang | 2011-03-15 |
| 7888874 | Plasma lamp with conductive material positioned relative to RF feed | Frederick M. Espiau, Yian Chang | 2011-02-15 |
| 7880402 | Plasma lamp with field-concentrating antenna | Richard Gilliard | 2011-02-01 |
| 7855511 | Plasma lamp with phase control | Frederick M. Espiau, Yian Chang | 2010-12-21 |
| 7791278 | High brightness plasma lamp | Yian Chang, Anthony D. McGettigan | 2010-09-07 |
| 7791280 | Plasma lamp using a shaped waveguide body | Yian Chang | 2010-09-07 |
| 7719195 | Plasma lamp with field-concentrating antenna | Richard Gilliard | 2010-05-18 |
| 7701143 | Plasma lamp with compact waveguide | — | 2010-04-20 |
| 7638951 | Plasma lamp with stable feedback amplification and method therefor | Frederick M. Espiau, Yian Chang | 2009-12-29 |