Assignee
Inventors
- Eugene Chumley (7 patents)
- Larry Pippin (7 patents)
- Pantelis Hatzikazakis (3 patents)
- William Z. Sun (2 patents)
- Timothy Wampler (5 patents)
- Charles E. Zimmerman (11 patents)
- Rongchang Xin (10 patents)
- David Monk (50 patents)
US Patent 6823686 · Granted Nov 30, 2004