Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9051672 | Tufting machine for producing a precise graphic design | — | 2015-06-09 |
| 8968502 | Method for coating a tufted athletic turf backing | Randal A. Enterkin | 2015-03-03 |
| 8695519 | Tufting machine and method | — | 2014-04-15 |
| 8647452 | Method for making artificial turf | Randal A. Enterkin | 2014-02-11 |
| 8464801 | Apparatus for collecting artificial turf for recycling | — | 2013-06-18 |
| 7814850 | Tufting machine for producing athletic turf having a graphic design | — | 2010-10-19 |
| 5295807 | Variable output pump adjustment mechanism | Ronald L. Wiley | 1994-03-22 |
| 5192000 | Beverage dispenser with automatic ratio control | Lisa C. Wandrick, George H. Hoover, Roger C. Whigham | 1993-03-09 |
| 5129434 | Beverage dispensing valve with flow control lever arm | Roger C. Whigham, Ronald L. Wiley, George H. Hoover | 1992-07-14 |
| 5011043 | Post-mix beverage dispenser valve with continuous solenoid modulation | Roger C. Whigham | 1991-04-30 |
| 4884720 | Post-mix beverage dispenser valve with continuous solenoid modulation | Roger C. Whigham | 1989-12-05 |
| 4734139 | Thermoelectric generator | Wallace Shakun, David R. Henderson | 1988-03-29 |