Assignee
Inventors
- William N. Partlo (170 patents)
- Richard L. Sandstrom (125 patents)
- Igor V. Fomenkov (164 patents)
- Alexander I. Ershov (152 patents)
- William Oldham (9 patents)
- William Marx (5 patents)
- Oscar Hemberg (42 patents)
US Patent 8075732 · Granted Dec 13, 2011