Assignee
No assignee recorded.
Inventors
- Unknown
- Kurt A. Stahl (25 patents)
- Kevin L. Simmons (23 patents)
- Norman C. Anheier, Jr. (5 patents)
- Norman R. Gordon (5 patents)
- Walter R. Park (2 patents)
US Patent 6556138 · Granted Apr 29, 2003
No assignee recorded.