Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284787 | Use of R-(+)-.alpha.-lipoic acid, R-(-)-dihydrolipoic acid and metabolites in the form of the free acid or as salts or esters or amides for the preparation of drugs for the treatment of diabetes mellitus as well as of its sequelae | Klaus Wessel, Harald Borbe, Helmut Hettche, Hans Bisswanger, Lester Packer +1 more | 2001-09-04 |
| 6271254 | Pharmaceutical compositions containing R-.alpha.-lipoic acid or S-.alpha.-lipoic acid as active ingredient | Carl-Heinrich Weischer, Jurgen Engel, Helmut Hettche | 2001-08-07 |
| 6124326 | Use of flupirtine for the prophylaxis and therapy of disorders which are associated with an unphysiologically high cell death rate | Gabriele Pergande, Werner Muller, Neville Osborne | 2000-09-26 |
| 6117899 | Use of R-(+)-.alpha.-lipoic acid, R-(-)-dihydrolipoic acid and metabolites in the form of the free acid or as salts or esters or amides for the preparation of drugs for the treatment of diabetes mellitus as well as its sequelae | Klaus Wessel, Harald Borbe, Helmut Hettche, Hans Bisswanger, Lester Packer +1 more | 2000-09-12 |
| 5948810 | Use of R-(+)-.alpha.-lipoic acid, R-(-)-dihydrolipoic acid and metabolites in the form of the free acid or as salts or esters or amides for the preparation of drugs for the treatment of diabetes mellitus as well as of its sequelae | Klaus Wessel, Harald Borbe, Helmut Hettche, Hans Bisswanger, Lester Packer +1 more | 1999-09-07 |
| 5827643 | Method of increasing viability of stored erythrocytes by addition of lipoic, dihydrolipoic, 6,8-bisnortetralipoic, or tetranorlipoic acid | Frank Conrad, Hermann-August Henrich, Wolfgang Geise | 1998-10-27 |
| 5728735 | Pharmaceutical composition containing R-.alpha.-lipoic acid or S-.alpha.-lipoic acid as active ingredient | Carl-Heinrich Weischer, Jurgen Engel, Helmut Hettche | 1998-03-17 |
| 5721258 | Primary and secondary neuroprotective effect of flupirtine in neurodegenerative diseases | Michael Schwarz, Gabriela Pergande, Jurgen Engel, Bernd Nickel, Stefan Szelenyi | 1998-02-24 |
| 5693664 | Use of R-(+)-.alpha.-lipoic acid, R-(-)dihydrolipoic acid and metabolites in the form of the free acid or salts or esters or amides for the preparation of drugs for the treatment of diabetes mellitus as well as of its sequelae | Klaus Wessel, Harald Borbe, Helmut Hettche, Hans Bisswanger, Lester Packer +1 more | 1997-12-02 |
| 5691379 | Dihydrolipoic acid as an ophthalmological agent to suppress intolerance reactions in the area between implants and living body tissue | Erich F. Elstner | 1997-11-25 |
| 5650429 | Use of DL-(+/-)-.alpha.-lipoic acid, D-(+)-.alpha.-lipoic acid, .alpha.-lipoic acid in reduced or oxidized form or salts for treating circulatory disorders | Frank Conrad, Hermann-August Henrich, Wolfgang Geise | 1997-07-22 |
| 5569670 | Combination medications containing alpha-lipoic acid and related | Carl-Heinrich Weischer, Klaus Wessel | 1996-10-29 |
| 5084481 | Method of treating inflammatory diseases with pharmaceutical composition containing dihydrolipoic acid as active substance | Carl-Heinrich Weischer, Jurgen Engel, Helmut Hettche | 1992-01-28 |