Assignee
Inventors
- Walter Elger (109 patents)
- Pekka Lähteenmäki (1 patents)
- Matti Lehtinen (14 patents)
- Gudrun Reddersen (9 patents)
- Holger Zimmermann (25 patents)
- Michael Oettel (24 patents)
- Sigfrid Schwarz (15 patents)
US Patent 7053077 · Granted May 30, 2006