Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256543 | Electrochemical detection of phosgene in gas mixtures | Hans-Dieter Schmidt | 1981-03-17 |
| 4235689 | Apparatus for detecting traces of a gas | Hans-Dieter Schmidt | 1980-11-25 |
| 4227974 | Electrochemical cell having a polarographic device with ion selective electrode as working electrode and method of use | Hans-Dieter Schmidt | 1980-10-14 |
| 4215091 | Method of determining the mass of liquids | Franz Kersten | 1980-07-29 |
| 4200512 | Electrochemical detection of phosgene in gas mixtures | Hans-Dieter Schmidt | 1980-04-29 |