Assignee
Inventors
- John P. Graham (14 patents)
- Will Meibuhr (1 patents)
- Martin J. Fabian (5 patents)
- Frank J. Witkowski, III (17 patents)
- Robert L. Naas (42 patents)
- Len Howard Nicholas (7 patents)
- Howard Scott Ryan (72 patents)
US Patent D540938 · Granted Apr 17, 2007