Assignee
Inventors
- Robert A. Clendinning (17 patents)
- James E. Harris (71 patents)
- Donald R. Kelsey (58 patents)
- Markus Matzner (57 patents)
- Lloyd M. Robeson (125 patents)
- Paul A. Winslow (15 patents)
- Louis M. Maresca (67 patents)
US Patent 4891167 · Granted Jan 2, 1990