Issued Patents All Time
Showing 126–150 of 160 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6262206 | Polymerizable compositions containing alkoxyamine compounds derived from nitroso- or nitrone compounds | Peter Nesvadba, Alfred Steinmann, Werner Stauffer | 2001-07-17 |
| 6160164 | Corrosion-inhibiting coating composition for metals | Adalbert Braig, Jean-Pierre Wolf, Markus Frey | 2000-12-12 |
| 6160178 | Racemization of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Frank Funke, Wolfgang Siegel +1 more | 2000-12-12 |
| 6153797 | Racemizing of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Frank Funke, Wolfgang Siegel +1 more | 2000-11-28 |
| 6127580 | Process for the preparation of substituted anthraquinones | Wolfgang Siegel | 2000-10-03 |
| 6103898 | Preparation of cyclic urea derivatives | Wolfgang Siegel | 2000-08-15 |
| 6049007 | Racemization of optically active amines | Hartmut Riechers, Joachim Simon, Arthur Hohn, Frank Funke, Wolfgang Siegel +1 more | 2000-04-11 |
| 5980619 | Corrosion-inhibiting coating composition for metals | Adalbert Braig, Jean-Pierre Wolf, Markus Frey | 1999-11-09 |
| 5919349 | Electrochemical reduction of organic compounds | Günther Huber, Andreas Weiper-Idelmann, Rolf Golombek, Markus Frede, Luise Spiske +2 more | 1999-07-06 |
| 5892092 | Preparation of aliphatic, unsaturated nitriles | Wolfgang Siegel, Michael Henningsen, Georg Heinrich Grosch | 1999-04-06 |
| 5879436 | Aminosilane salts and silanamides of carboxylic acids as corrosion inhibitors | Markus Frey, Adalbert Braig | 1999-03-09 |
| 5708164 | Cephalostatin analogues | Ekkehard Winterfeldt, Ulrike Ullmann, Henry Laurent | 1998-01-13 |
| 5668227 | Cyclohexyl-group-containing glycidyl ethers | Heinz Wolleb | 1997-09-16 |
| 5612093 | Titanium and zirconium complexes of carboxylic acids as corrosion inhibitors | Adalbert Braig, Markus Frey | 1997-03-18 |
| 5519074 | Complexes of morpholine derivatives with keto-acids as corrosion inhibitors | Adalbert Braig | 1996-05-21 |
| 5489447 | Carrier-bound ketocarboxylic acids as corrosion inhibitors | Adalbert Braig | 1996-02-06 |
| 5458678 | Alkaline earth metal salts, transition metal salts and transition metal complexes of ketocarboxylic acids as corrosion inhibitors | William Armstrong, Adalbert Braig, Markus Frey | 1995-10-17 |
| 5359020 | Hardenable compositions comprising bismaleimides, alkenylphenols and phenol diallyl ethers | Rudolf Brunner, Rene Huwyler | 1994-10-25 |
| 5270435 | Polyarylene ethers | Rudolf Pfaendner, Thomas Kainmuller, Kurt Hoffmann, Friedrich Stockinger | 1993-12-14 |
| 5229485 | Soluable polyimides | Jean-Pierre Wolf, Rudolf Brunner | 1993-07-20 |
| 5212278 | Polyarylene ethers | Rudolf Pfaendner, Thomas Kainmuller, Kurt Hoffmann, Friedrich Stockinger | 1993-05-18 |
| 5183869 | Hardenable compositions | Rudolf Brunner, Abdul-Cader Zahir | 1993-02-02 |
| 5138000 | Curable compositions based on aromatic bismaleimides | — | 1992-08-11 |
| 5126427 | Soluble polyarylene ether sulfones | Rudolf Pfaendner, Thomas Kainmuller, Kurt Hoffmann, Friedrich Stockinger | 1992-06-30 |
| 5120857 | Unsaturated bisimides and polymers thereof | Sameer H. Eldin | 1992-06-09 |