Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9533717 | Connecting arrangement | Klaus Haegele, Wilfried Heise, Asmir Salkic | 2017-01-03 |
| 6834198 | Method and device for cellular base station antenna optimization | Andreas Hachenberger, Klaus Jackel, Mathias Reibe, Reinhard Schiffel | 2004-12-21 |
| 6471993 | Three-dimensional polymer matrices | Venkatram R. Shastri, Ivan Martin, Robert S. Langer | 2002-10-29 |
| 5823214 | Self opening and self closing collapsible umbrella | — | 1998-10-20 |
| 5816276 | Self-opening and/or self-closing umbrella | Klaus Stiller | 1998-10-06 |
| 5211199 | Self-opening topless pocket umbrella | Klaus Stiller | 1993-05-18 |
| 5144971 | Shortenable umbrella | Klaus Stiller | 1992-09-08 |
| 5144970 | Self opening umbrella | Klaus Stiller | 1992-09-08 |
| 5063952 | Self opening umbrella | Klaus Stiller | 1991-11-12 |
| D314663 | Clamp for the shaft of a static umbrella | Klaus Stiller | 1991-02-19 |
| D304260 | Telescopic umbrella stick for collapsible umbrellas | Tilmann Schultes | 1989-10-31 |
| 4800909 | Clamp for umbrella stick | Klaus Stiller | 1989-01-31 |
| 4687012 | Telescopic stick for a shortenable umbrella | Tilmann Schultes | 1987-08-18 |
| 4576191 | Umbrella frame | Tilmann Schultes | 1986-03-18 |
| 4433699 | Sunshade | Tilmann Schultes | 1984-02-28 |