Issued Patents All Time
Showing 1–25 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12217908 | Permanent magnet for use in an electric machine with one or more grooves | — | 2025-02-04 |
| 12106898 | Permanent magnet for use in an electric machine with one or more grooves | — | 2024-10-01 |
| 11806228 | Methods for small incision eye surgery | Keith Andrew Walter | 2023-11-07 |
| 10960260 | Wedge shaped fitness accessory | — | 2021-03-30 |
| 10959835 | Medical kits and methods for small incision eye surgery | Keith Andrew Walter | 2021-03-30 |
| 10258461 | Medical kits and methods for small incision eye surgery | Keith Andrew Walter | 2019-04-16 |
| 9433495 | Medical tools for small incision eye surgery | Keith Andrew Walter | 2016-09-06 |
| 8673002 | Medical tools for facilitating keratoplasty and related methods | Keith Andrew Walter | 2014-03-18 |
| 8470029 | Medical tools for facilitating deep lamellar endothelial keratoplasty and related methods | Keith Andrew Walter | 2013-06-25 |
| 5996339 | Device for catalytic purification of exhaust gases | Ingemar Gottberg | 1999-12-07 |
| 5470990 | Sulfonation of benzofuranylbiphenyls | Hans R. Meyer, Jurgen Kaschig, Claude Eckhardt | 1995-11-28 |
| 5434275 | Dibenzofuranylbiphenyls | Claude Eckhardt, Hans R. Meyer | 1995-07-18 |
| 5326491 | Detergents containing certain sulfonated dibenzofuranylbiphenyls | Claude Eckhardt, Hans R. Meyer | 1994-07-05 |
| 5295284 | Ultra-high performance carding machine | Robert Demuth, Paul Staheli, Peter Fritzsche | 1994-03-22 |
| 5279772 | Liquid detergents containing specifically disulfonated dibenzofuranyl-biphenyls as flourescent whitening agents | Claude Eckhardt | 1994-01-18 |
| 5230820 | Storage-stable bleaching detergents containing bis-benzofuranyl fluoescent whitening agents | Dieter Reinehr, Claude Eckhardt, Jurgen Kaschig | 1993-07-27 |
| 5152921 | Liquid detergents compositions containing 2-2-dichloro-5,5-disulfodistyrylbiphenyl as the fluorescent whitener | Claude Eckhardt | 1992-10-06 |
| 5145991 | Distyrylbiphenyl compounds | Claude Eckhardt | 1992-09-08 |
| 5072016 | Mixtures of fluorescent whitening agents | Leonardo Guglielmetti, Hans R. Meyer, Dieter Reinehr | 1991-12-10 |
| 5035825 | Stable bleaching detergents containing stilbene fluorescent whitening agents | Claude Eckhardt, Heinz Hefti, Hans R. Meyer | 1991-07-30 |
| 4925595 | Liquid detergent compositions containing disulfonated fluorescent whitening agents: di-styryl-biphenyl or di-styryl-benzene derivatives | Heinz Hefti, Dieter Reinehr, Claude Eckhardt | 1990-05-15 |
| 4891153 | Mixtures of fluorescent whitening agents | Leonardo Guglielmetti, Hans R. Meyer, Dieter Reinehr | 1990-01-02 |
| 4889655 | Mixtures of fluorescent whitening agents | Heinz Hefti, Klaus Artz, Kurt Burdeska, Dieter Reinehr | 1989-12-26 |
| 4867906 | Mixtures of fluorescent whitening agents | Leonardo Guglielmetti, Hans R. Meyer, Dieter Reinehr | 1989-09-19 |
| 4847404 | Stilbene derivatives by desulfonation | Kurt Burdeska, Dieter Reinehr | 1989-07-11 |