Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5561068 | Method and system for sampling and determining the presence of compounds | David H. Fine, Eugene K. Achter, Stephen J. MacDonald, Daniel B. Dennison | 1996-10-01 |
| 5558836 | Emission detection systems for determining the presence of contaminants | Dirk Appel, Daniel A. Dussault, Thomas M. Levine, Jonathan E. Bosworth | 1996-09-24 |
| 5551278 | Vapor collector/desorber with non-conductive tube bundle | Eugene K. Achter, David P. Lieb, David H. Fine, Eugenie Hainsworth, Alf L. Carroll +1 more | 1996-09-03 |
| 5472882 | Method and system for sampling and determining the presence of salts of ammonia and amines in containers | Eugene K. Achter, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald, Helmut W. Klotzsch | 1995-12-05 |
| 5470754 | Method and system for sampling and determining the presence of compounds | David H. Fine, Eugene K. Achter, Stephen J. MacDonald, Daniel B. Dennison | 1995-11-28 |
| 5435198 | System for sampling and determining the presence of salts of ammonia and amines in containers | Eugene K. Achter, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald, Helmut W. Klotzsch | 1995-07-25 |
| 5418170 | Method and system for sampling and determining the presence of salts of ammonia and amines in containers | Eugene K. Achter, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald, Helmut W. Klotzsch | 1995-05-23 |
| 5397540 | System for injecting fluid into spaced containers moving at variable speeds | Eugene K. Achter, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald, Helmut W. Klotzsch | 1995-03-14 |
| 5310681 | Selective detection with high speed gas chromatography | Eugenie Hainsworth, David P. Lieb | 1994-05-10 |
| 5300758 | Vapor detection with high speed gas chromatography | David P. Lieb, Eugene K. Achter, David B. Gernes, Abdul Tafreshi | 1994-04-05 |
| 5268302 | Selective, high speed detection of vapors with analysis of multiple GC-separated portions | David P. Lieb | 1993-12-07 |
| 5108705 | Vapor detection with high speed gas chromatography | David P. Lieb, Eugene K. Achter, David B. Gernes, Abdul Tafreshi | 1992-04-28 |
| 5099743 | Selective detection with high speed gas chromatography | Eugenie Hainsworth, David P. Lieb | 1992-03-31 |
| 5098451 | Vapor concentrator | David P. Lieb, Eugene K. Achter, Gabor Miskolczy, Eugenie Hainsworth, Gregory J. Wendel | 1992-03-24 |
| 5092218 | Selective detection of explosives vapors | David H. Fine | 1992-03-03 |
| 5092155 | High speed detection of vapors of specific compounds | Eugenie Hainsworth | 1992-03-03 |
| 5092157 | Vapor collector/desorber with metallic ribbon | Eugene K. Achter, Alf L. Carroll, David H. Fine, Freeman W. Fraim | 1992-03-03 |
| 5092219 | Selective decomposition of nitrite esters and nitramines | David H. Fine | 1992-03-03 |
| 5092220 | Nitric oxide detection with hydrogen and ozone | — | 1992-03-03 |
| 4775633 | Detection of hydrazine compounds in gaseous samples by their conversion to nitric oxide-yielding derivatives | — | 1988-10-04 |
| 4381408 | Method and apparatus for extraction of airborne amine compounds | John W. Reisch | 1983-04-26 |
| 4301114 | Molecular sieve trap for nitrogen compound detection | John W. Reisch | 1981-11-17 |
| 4277259 | Air-sampling cartridge | Robert S. Potts | 1981-07-07 |
| 4249904 | Method and apparatus for extraction of airborne N-nitroso compounds without artifact formation | John W. Reisch | 1981-02-10 |
| 4194884 | Method and apparatus for air sampling and filtration | David H. Fine | 1980-03-25 |