Assignee
Inventors
- Roy A. Johnson (83 patents)
- Gordon L. Bundy (46 patents)
- Gilbert A. Youngdale (17 patents)
- Douglas R. Morton, Jr. (18 patents)
- Donald P. Wallach, deceased (11 patents)
- Vera M. Wallach, legal representative (1 patents)
US Patent 5621123 · Granted Apr 15, 1997