Assignee
Inventors
- Robert Adolph Ackermann (32 patents)
- Kenneth G. Herd (45 patents)
- Evangelos Trifon Laskaris (212 patents)
- John Eric Tkaczyk (69 patents)
- Kenneth W. Lay (11 patents)
- Richard Andrew Ranze (20 patents)
US Patent 5691679 · Granted Nov 25, 1997