Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376336 | Apparatus for determining the flow of matter passing through a boundary surface | Hellfried Karpe | 1994-12-27 |
| 5368027 | Sensor arrangement for direct or indirect optical determination of physical or chemical properties | Hellfried Karpf | 1994-11-29 |
| 5353792 | Sensing device | Hellfried Karpf | 1994-10-11 |
| 5059396 | Arrangement for optical measuring of concentration of substances | Norbert Opitz, Bernhard Schrader | 1991-10-22 |
| 5057431 | Device for optical measuring of physical dimensions and material concentrations | Klaus-Peter Volkl, Norbert Opitz | 1991-10-15 |
| 4889690 | Sensor for measuring physical parameters of concentration of particles | Norbert Opitz | 1989-12-26 |
| 4701697 | Arrangement for measuring potential differences | Norbert Opitz | 1987-10-20 |
| 4643877 | Fluorometer | Norbert Opitz | 1987-02-17 |
| 4606351 | Optical indicator device for the remote measurement of physical changes in a test subject | — | 1986-08-19 |
| 4597392 | Arrangement for measuring diffusing particles | Norbert Opitz | 1986-07-01 |
| RE31879 | Method and arrangement for measuring the concentration of gases | Norbert Opitz | 1985-05-07 |
| 4511660 | Process and arrangement for measuring ion strength | Norbert Opitz | 1985-04-16 |
| 4332439 | Method of producing a light conductor | Friedbert Hannebauer | 1982-06-01 |
| 4306877 | Optical measurement of concentration | — | 1981-12-22 |
| 4273442 | Spectral photometer for medical applications | — | 1981-06-16 |
| 4272484 | Filling for optodes | — | 1981-06-09 |
| 4272485 | Membranes for optodes | — | 1981-06-09 |
| 4269516 | Optode | Norbert Optiz | 1981-05-26 |
| 4255053 | Photometer including auxiliary indicator means | Norbert Opitz | 1981-03-10 |
| 4241738 | Spectral photometer for medical use in determining skin coloration | Ernst Guilino | 1980-12-30 |
| 4230122 | Transcutaneous monitoring of critical perfusion-efficiency situations | Albert Huch | 1980-10-28 |
| 4217194 | Instrument for polarographic potentiometric, thermal and like measurements and a method of making the same | Horst Baumgartl, Yukio Saito | 1980-08-12 |
| 4215940 | Optode arrangement | — | 1980-08-05 |
| RE30317 | Method and apparatus for determining the perfusion efficiency factor of animal tissue | Albert Huch | 1980-07-01 |