Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494640 | Device for identifying at least one gaseous component in a gaseous or liquid sample | Satoshi Ozawa | 1996-02-27 |
| 5470755 | Process for determining the alcohol content of a biological sample | — | 1995-11-28 |
| 5374562 | Process for the determination of alcohols in liquid or gaseous samples | — | 1994-12-20 |
| 5312986 | Hexacarboxylic acid hexa-amides which form liphophilic complexes with magnesium ions, corresponding magnesium complexes, and test devices and ion selective parts containing such hexacarboxylic acid hexa-amides | Marizel Rouilly, Bruno Rusterholz | 1994-05-17 |
| 5167780 | Process for the determination of the concentration ratio of lithium ions to sodium ions composition having a high selectivity for sodium ions | — | 1992-12-01 |
| 5037968 | Adducts of an anion of an oxa acid and a keto compound, process for the preparation of said adducts, and process for the determination of the concentration of the anions of oxa acids using said keto compounds | Erno Pretsch | 1991-08-06 |
| 5032363 | Ion selective part of an apparatus for the determination of the concentration of ions and process for the preparation of polymeric materials containing hydrophilic groups | Lucas F. J. Durselen | 1991-07-16 |
| 5023374 | Dicarboxylic acid diamides, process for their preparation, ion selective members and test means containing them as well as lithium complexes of the dicarboxylic acid amides | — | 1991-06-11 |
| 4857573 | Plastic material containing a tetracarboxylic acid tetraester-plasticizer | Urs Oesch | 1989-08-15 |
| 4783496 | Shaped bodies of plastic material having high elasticity and high adhesive characteristics | Urs Oesch | 1988-11-08 |