Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7935325 | Rare earth-activated aluminum nitride powders and method of making | Bing Han, Jonathan Tao, Madis Raukas, Jan B. Talbot, Kailash A. Mishra | 2011-05-03 |
| 7667407 | Odor neutralizing fluorescent sunlamp | Steven C. Schlitt | 2010-02-23 |
| 7176626 | Method of controlling leachable mercury in lamps | Dennis B. Shinn | 2007-02-13 |
| 7030559 | Arc discharge lamp containing means for reducing mercury leaching | Dennis B. Shinn | 2006-04-18 |
| 7001665 | Electroluminescent phosphor with plural moisture resistant coatings thereon | — | 2006-02-21 |
| 6773813 | Particles with vapor deposition coating | Christoforos Kazazis, Daniel Carril | 2004-08-10 |
| 6741030 | Control of leachable mercury in fluorescent lamps | Dennis B. Shinn | 2004-05-25 |
| 6602547 | Method of coating particles by vapor deposition | Christoforos Kazazis, Daniel Carril | 2003-08-05 |
| 6509058 | Moisture insensitive electroluminescent phosphor | Robert F. Clark | 2003-01-21 |
| 6456002 | Moisture insensitive electroluminescent phosphor | Robert F. Clark | 2002-09-24 |
| 6169362 | Mercury vapor discharge lamp containing means for reducing leachable mercury | Dennis B. Shinn, Richard A. Fowler | 2001-01-02 |
| 6064150 | Nitride coated particle and composition of matter comprised of such particles | Robert F. Clark | 2000-05-16 |
| 5994838 | Mercury vapor discharge lamp having means for reducing mercury leaching | Dennis B. Shinn, Richard A. Fowler | 1999-11-30 |
| 5843518 | Method for making a tantala/silica interference using heat treatment | Hongwen Li, Gautam Bandyopadhyay, Joseph E. Lester | 1998-12-01 |
| 5658612 | Method for making a tantala/silica interference filter on the surface of a tungsten-halogen incandescent lamp | Hongwen Li | 1997-08-19 |
| 5648115 | Method for making a tantala/silica interference filter on a vitreous substrate and an electric lamp made thereby | Gautam Bandyopadhyay, Silvia E. Lichtensteiger | 1997-07-15 |
| 5595603 | Apparatus for the controlled delivery of vaporized chemical precursor to an LPCVD reactor | Joseph E. Lester | 1997-01-21 |
| 5541470 | Method for making a tantala/silica interference filter on a vitreous substrate and an electric lamp made thereby | Gautam Bandyopadhyay, Silvia E. Lichtensteiger | 1996-07-30 |
| 5492724 | Method for the controlled delivery of vaporized chemical precursor to an LPCVD reactor | Joseph E. Lester | 1996-02-20 |
| 5352487 | Process for the formation of SiO.sub.2 films | Joseph E. Lester | 1994-10-04 |
| 5309069 | Phosphors with improved lumen output and lamps made therefrom | A. Gary Sigai | 1994-05-03 |
| 5220243 | Moisture insensitive zinc sulfide electroluminescent materials and an electroluminescent device made therefrom | Richard A. Gary, Silvia E. Lichtensteiger | 1993-06-15 |
| 5118529 | Process for coating finely divided material with titania | — | 1992-06-02 |
| 5113118 | Phosphors with improved lumen output and lamps made therefrom | A. Gary Sigai | 1992-05-12 |
| 5087523 | Phosphors with improved lumen output and lamps made therefrom | A. Gary Sigai | 1992-02-11 |