Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026994 | Method and apparatus for measuring the size distribution of particles | Daniel Westcott, Bruce A. Cummings | 1991-06-25 |
| 4963730 | Radon progeny detector | Bruce A. Cummings, Daniel Westcott | 1990-10-16 |
| 4847503 | Radon progeny detector for measuring attached and unattached fractions | Bruce A. Cummings, Daniel Westcott | 1989-07-11 |