Assignee
Inventors
- Pradip Kumar Bhatnagar (29 patents)
- Dirk Heerding (22 patents)
- James Francis Callahan (60 patents)
- Johann Hiebl (17 patents)
- Michael Hartmann (19 patents)
- Peter Kremminger (24 patents)
- Franz Rovenszky (28 patents)
US Patent 6107309 · Granted Aug 22, 2000