Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7514270 | Immunoassay probe | Hartmut R. Schroeder, Stephen S. Trotta | 2009-04-07 |
| 6050133 | Method and apparatus for detecting leaks in packaging | Jonathan E. Bosworth, Helmut W. Klotzsch | 2000-04-18 |
| 6013228 | Method and system for sampling and determining the presence of compounds in containers using a pulsed fluorescence detector | Dirk Appel, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald | 2000-01-11 |
| 5939619 | Method and apparatus for detecting leaks in packaging | Jonathan E. Bosworth, Helmut W. Klotzsch | 1999-08-17 |
| 5808178 | High speed gas chromatography | David P. Rounbehler, David H. Fine, George Jarvis, Stephen J. MacDonald, David Wheeler +1 more | 1998-09-15 |
| 5567623 | Method and system for sampling and determining the presence of compounds | David P. Rounbehler, David H. Fine, Stephen J. MacDonald, Daniel B. Dennison | 1996-10-22 |
| 5566569 | Detection of unpressurized moving containers | Glenn Gray, Helmut W. Klotzsch, David P. Lieb | 1996-10-22 |
| 5561068 | Method and system for sampling and determining the presence of compounds | David P. Rounbehler, David H. Fine, Stephen J. MacDonald, Daniel B. Dennison | 1996-10-01 |
| 5551278 | Vapor collector/desorber with non-conductive tube bundle | David P. Rounbehler, David P. Lieb, David H. Fine, Eugenie Hainsworth, Alf L. Carroll +1 more | 1996-09-03 |
| 5536935 | Detection of foaming contaminants in containers using image processing | Helmut W. Klotzsch, Fuquan Gao, Craig D. Thompson, Glenn Gray, Jose A. Santos | 1996-07-16 |
| 5528036 | Spectral detection of contaminants in containers | John S. Beaty, Helmut W. Klotzsch, Craig D. Thompson | 1996-06-18 |
| 5510620 | Detection of turbid or foaming contaminants in containers | David P. Lieb, John S. Beaty, Helmut W. Klotzsch, Craig D. Thompson, Jonathan E. Bosworth | 1996-04-23 |
| 5486693 | Detection of turbid contaminants in containers by detecting scattered radiant energy | Helmut W. Klotzsch, Craig D. Thompson, Fuquan Gao, Jonathan E. Bosworth | 1996-01-23 |
| 5472882 | Method and system for sampling and determining the presence of salts of ammonia and amines in containers | David P. Rounbehler, 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 P. Rounbehler, David H. Fine, 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 | David P. Rounbehler, 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 | David P. Rounbehler, 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 | David P. Rounbehler, David H. Fine, Freeman W. Fraim, Stephen J. MacDonald, Helmut W. Klotzsch | 1995-03-14 |
| 5300758 | Vapor detection with high speed gas chromatography | David P. Rounbehler, David P. Lieb, David B. Gernes, Abdul Tafreshi | 1994-04-05 |
| 5123274 | Hand-held sample gun for vapor collection | Alf L. Carroll, Gabor Miskolczy, Freeman W. Fraim, David P. Lieb | 1992-06-23 |
| 5108705 | Vapor detection with high speed gas chromatography | David P. Rounbehler, David P. Lieb, David B. Gernes, Abdul Tafreshi | 1992-04-28 |
| 5098451 | Vapor concentrator | David P. Rounbehler, David P. Lieb, Gabor Miskolczy, Eugenie Hainsworth, Gregory J. Wendel | 1992-03-24 |
| 5092157 | Vapor collector/desorber with metallic ribbon | Alf L. Carroll, David P. Rounbehler, David H. Fine, Freeman W. Fraim | 1992-03-03 |
| 5092217 | Method of calibrating a vapor detector | Gregory J. Wendell | 1992-03-03 |
| 4909089 | Walk-in inspection apparatus for producing air samples | Edward J. Burke, Gabor Miskolczy, Ain A. Sonin | 1990-03-20 |