Assignee
Inventors
- Leonard R. Case (30 patents)
- Michael Segura (16 patents)
- Harold Grayson Walters (62 patents)
- Jason E. Bryant (44 patents)
- Unknown
- Jonn Thompson (3 patents)
- Von Parkey (3 patents)
- Shaun Bums (1 patents)
- Billy Slabaugh (55 patents)
US Patent 7621328 · Granted Nov 24, 2009