Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7052649 | Mercury dispenser for fluorescent lamps and method of dispensing | William A. George, Alfred H. Bellows, Eric Keup | 2006-05-30 |
| 6719600 | Method for making mercury capsule for use in fluorescent lamp | William A. George, William J. Roche | 2004-04-13 |
| 6518701 | Mercury capsule for use in a fluorescent lamp | William A. George, William J. Roche | 2003-02-11 |
| 6369503 | Mercury capsule for use in a fluorescent lamp | Billy W. Tuttle, Michael D. Sweetland, Peter A. Marcurelle, William J. Roche | 2002-04-09 |
| 5294867 | Low pressure mercury vapor discharge lamp containing an amalgam | — | 1994-03-15 |
| 5215723 | Compact anhydrous HCl to aqueous HCl conversion system | Richard Speer | 1993-06-01 |
| 5205913 | Process of .sup.196 Hg enrichment | Charles E. Mellor | 1993-04-27 |
| 5187804 | Method of controlling the mercury vapor pressure in a photo-chemical lamp or vapor filter used for Hg.sup.196 enrichment | — | 1993-02-16 |
| 5131991 | Automated product recovery in a HG-196 photochemical isotope separation process | Richard Speer | 1992-07-21 |
| 5100803 | On-line method of determining utilization factor in Hg-196 photochemical separation process | Philip E. Moskowitz | 1992-03-31 |
| 5093086 | Packed bed reactor for photochemical .sup.196 Hg isotope separation | Richard Speer | 1992-03-03 |
| 5068533 | Manifold and method of batch measurement of Hg-196 concentration using a mass spectrometer | Roger Evans | 1991-11-26 |
| 5056359 | Method and apparatus to measure vapor pressure in a flow system | Oscar Biblarz | 1991-10-15 |
| 5055693 | Nested reactor chamber and operation for Hg-196 isotope separation process | — | 1991-10-08 |
| 5031883 | Apparatus for mercury refinement | Richard Speer, William A. George | 1991-07-16 |
| 5024738 | Recovery of mercury from mercury compounds via electrolytic methods | William A. George | 1991-06-18 |
| 5012106 | Axi-symmetrical flow reactor for .sup.196 Hg photochemical enrichment | — | 1991-04-30 |
| 5006165 | Method for mercury refinement | Richard Speer, William A. George | 1991-04-09 |
| 4981565 | Method and apparatus for controlling the flow rate of mercury in a flow system | Richard Speer | 1991-01-01 |
| 4981562 | Electrolytic recovery of mercury enriched in isotopic abundance | — | 1991-01-01 |
| 4963783 | Electroded photochemical lamps for photochemical mercury separation | — | 1990-10-16 |
| 4879010 | Recovery of mercury from mercury compounds via electrolytic methods | William A. George | 1989-11-07 |
| 4855635 | Fluorescent lamp unit with magnetic field generating means | William A. George | 1989-08-08 |
| 4839524 | Filter for isotopic alteration of mercury vapor | William A. George | 1989-06-13 |
| 4800284 | Filter for isotopic alteration of mercury vapor | William A. George | 1989-01-24 |