Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285807 | Coupling system | — | 1994-02-15 |
| 5078188 | Flow rate limiting device for an automatic shut-off liquid dispensing nozzle | Paul D. Manhardt | 1992-01-07 |
| 5018546 | Fuel supply detachable coupling | Paul D. Carmack, James A. Asbury | 1991-05-28 |
| 5014732 | Fluid-joint breakaway swivel coupling | — | 1991-05-14 |
| 4986321 | Fuel dispensing nozzle having a flow rate limiter | Paul D. Manhardt | 1991-01-22 |
| 4951722 | Fuel dispensing nozzle having a flow rate limiter | Paul D. Manhradt | 1990-08-28 |
| 4947905 | Flow rate limiting device for an automatic shut-off liquid dispensing nozzle | Paul D. Manhardt | 1990-08-14 |
| 4917308 | Flow rate limiting device for fuel dispensing nozzles | Paul D. Manhardt | 1990-04-17 |
| 4896688 | Breakaway hose coupling device | Alton Richards | 1990-01-30 |
| 4844344 | Flow rate limiting device for fuel dispensing nozzles | Paul D. Manhardt | 1989-07-04 |
| 4827960 | Dual fluid path breakaway swivel coupling | Paul D. Carmack | 1989-05-09 |
| 4827961 | High velocity fluid swivel joint coupling | Paul D. Carmack | 1989-05-09 |
| 4800913 | Breakaway ball joint swivel coupling | Paul D. Carmack | 1989-01-31 |
| 4791961 | Fluid joint swivel coupling | Paul D. Carmack | 1988-12-20 |
| 4779638 | Breakaway swivel coupling | Paul D. Carmack | 1988-10-25 |
| 4674525 | Breakaway hose coupling device | Alton Richards | 1987-06-23 |
| 4568126 | Method and machine for removing blockage and silt from abandoned auger holes | — | 1986-02-04 |
| 4566707 | Wheel chair | — | 1986-01-28 |
| 4522448 | Method and apparatus for reclamation by reducing highwalls to gradable rubble at augered or longwalled mining sites | — | 1985-06-11 |
| 4438699 | Method for remote positioning of explosive charges in mining voids | — | 1984-03-27 |
| 4432425 | Wheel chair | — | 1984-02-21 |
| 4390212 | Machine for mining thin seamed hard material in-situ between adjacent auger holes | — | 1983-06-28 |
| 4244624 | Method for reclaiming highwalls at mining sites with partially mined ore veins | — | 1981-01-13 |
| 4239721 | Process for the manufacture of patterned urea thermoplastic molding compound preforms to be used for the production of consistently patterned buttons with molded holes | — | 1980-12-16 |
| 4205881 | Machine and method for mining hard material in-situ between adjacent auger holes | — | 1980-06-03 |