Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11234799 | Method and a tool for manufacturing a dental implant and a dental implant apparatus manufactured hereby | Stefan Ries | 2022-02-01 |
| 9277974 | Dental implant | Stefan Ries | 2016-03-08 |
| 8343522 | Antimicrobial films, sponges and sponge cloths | Matthias Pohl, Klaus-Dieter Hammer | 2013-01-01 |
| 8268129 | Nonwoven having improved wet fastness and alkali resistance and cellulose hydrate-based food casing from said nonwoven | Klaus-Dieter Hammer, Herbert Gord | 2012-09-18 |
| 5123237 | Sickle blade guide | — | 1992-06-23 |
| 4801508 | Drafting material | Roman Keiper | 1989-01-31 |
| 4661432 | Light-sensitive, diazonium group-containing polycondensation product, process for its production, and light-sensitive recording material containing this polycondensation product | Hartmut Steppan | 1987-04-28 |
| 4659645 | Photosensitive mixture and photosensitive recording material with diazonium salt polycondensation product and free radical radiation polymerizable composition | Hans-Dieter Frommeld, Hartmut Steppan | 1987-04-21 |
| 4492748 | Light-sensitive polycondensation product containing diazonium and dialdehyde groups, and light-sensitive recording material prepared therewith | Hartmut Steppan, Fritz Erdmann | 1985-01-08 |
| 4465758 | 1,3-Diaza-9-thia-anthracene-2,4-diones and photopolymerizable mixtures containing same | Rainer Wingen, Klaus Horn | 1984-08-14 |
| 4464457 | 10-Phenyl-1,3,9-triazaanthracenes and photopolymerizable mixture containing same | Dieter Bosse, Rainer Wingen, Klaus Horn | 1984-08-07 |