Hefling; Dennis V.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hefling; Dennis V..The latest application filed is for "protective joint guard".
- Hefling; Dennis V. - Ballwin MO
- Hefling; Dennis V. - Wichita KS
| Patent | Date |
|---|---|
| Protective joint guard Grant 5,794,261 - Hefling August 18, 1 | 1998-08-18 |
| Catcher's cap Grant D385,663 - Hefling , et al. October 28, 1 | 1997-10-28 |
| Fuel tube for burner assembly with remote fuel tank Grant 5,370,527 - Hefling , et al. December 6, 1 | 1994-12-06 |
| Cam-actuated piezoelectric ignition device for gas appliance Grant 4,870,314 - Hefling September 26, 1 | 1989-09-26 |
| Air pump Grant D301,245 - Hefling May 23, 1 | 1989-05-23 |
| Compact single burner propane campstove Grant 4,759,339 - Hefling July 26, 1 | 1988-07-26 |
| Air compressor Grant D293,447 - Hefling December 29, 1 | 1987-12-29 |
| Damper assembly for barbecue grill Grant 4,436,081 - Hefling March 13, 1 | 1984-03-13 |
| Gas-fired cooking apparatus Grant 4,334,462 - Hefling June 15, 1 | 1982-06-15 |
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