Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8653978 | Temperature monitoring of a light guide in an illumination apparatus | — | 2014-02-18 |
| 8608360 | Liquid light guide having position retaining function | — | 2013-12-17 |
| 8308330 | Backlight apparatus with remote light source | — | 2012-11-13 |
| 7431467 | Portable forensic lighting device | Klaus T. Dünkel | 2008-10-07 |
| 6963688 | Illumination device with light guide and light diffuser | — | 2005-11-08 |
| 6571049 | Waveguide with hand switch | — | 2003-05-27 |
| 6507688 | Light guide with a liquid core | — | 2003-01-14 |
| 6418257 | UVC liquid light guide | — | 2002-07-09 |
| 6314227 | Coating materials for liquid lightguides | — | 2001-11-06 |
| 6314226 | Flexible lightguide with a liquid core | — | 2001-11-06 |
| 5857052 | Lightguide filled with a liquid containing dimethylsulfoxide | — | 1999-01-05 |
| 5737473 | Light guide having a flexible plastic tube filled with an aqueous salt solution | — | 1998-04-07 |
| 5675689 | Illuminating equipment with a liquid-filled light guide | — | 1997-10-07 |
| 5584558 | Light device having first and second optical systems arranged substantially 90.degree. apart | — | 1996-12-17 |
| 4907133 | Illumination device with a light guide of a liquid-filled plastic flexible tube | — | 1990-03-06 |
| 4873446 | Device for irradiating denture parts | Albert Kreitmair | 1989-10-10 |
| 4539987 | Apparatus for coagulation by heat radiation | Albert Kreitmair, Vincent Jaeger | 1985-09-10 |
| 4233493 | Apparatus for applying intense light radiation to a limited area | — | 1980-11-11 |