Assignee
Inventors
- Brian C. Austad (31 patents)
- Louis Grenier (56 patents)
- Edward Holson (46 patents)
- John J. Lee (3 patents)
- Roger H. Pak (17 patents)
- James R. Porter (35 patents)
- James L. Wright (29 patents)
US Patent 7947670 · Granted May 24, 2011