Assignee
Inventors
- Jeannine O. Colla (8 patents)
- Paul E. Thoma (21 patents)
- Gary F Oman (2 patents)
- Unknown
- Paul H. Froehling (3 patents)
- Scott L. Spence (11 patents)
- Ivshin Yefim (1 patents)
- Arthur Barootian (2 patents)
US Patent 5090246 · Granted Feb 25, 1992