Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4946649 | Colorimetric gas diffusion testing tube | — | 1990-08-07 |
| 4848166 | Wearable air sampling device | — | 1989-07-18 |
| 4783316 | Colorimetric gas dosimeter | — | 1988-11-08 |
| 4692309 | Diffusion sample collector for gaseous media | — | 1987-09-08 |
| 4528160 | Gas dosimeter construction | Wolfgang Eckstein, Kurt Leichnitz, Horst Rabenecker, Gunter Wolff | 1985-07-09 |
| 4300910 | Test vial construction and method of measuring gas, vapor and aerosol components in an air sample | — | 1981-11-17 |