Assignee
Inventors
- Johann Zotter (15 patents)
- Friedrich Leichtfried (12 patents)
- Klaus Hoelzl (10 patents)
- Henry Freisinger (34 patents)
- Alois Himmetsberger (25 patents)
- Reinhold Wawra (5 patents)
- Hubert Wuerthner (28 patents)
US Patent 5738364 · Granted Apr 14, 1998