Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062392 | Micromachined virtual impactor | Patrick Call, Vanessa M. Kenning, Alireza Shekarriz, Charles J. Call | 2000-05-16 |
| 6010554 | Micro-machined virtual impactor and method of operation | Patricia M. Irving, Yin-Fong Su, Charles J. Call, Bruce D. Lerner, Robert S. Wegeng | 2000-01-04 |
| 5989824 | Apparatus and method for lysing bacterial spores to facilitate their identification | Donald J. Hammerstrom | 1999-11-23 |
| 5811062 | Microcomponent chemical process sheet architecture | Robert S. Wegeng, M. Kevin Drost, Charles J. Call, Carolyn Evans McDonald, Dean E. Kurath +1 more | 1998-09-22 |
| 4954320 | Reactive bed plasma air purification | Robert R. Moore | 1990-09-04 |