Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923627 | Air compressor with extensible handle bar assembly | Robert F. Burkholder, Crandall B. Barbour, Mike Davis, Fred M. Morgan, David W. Robenalt +5 more | 2005-08-02 |
| 6893185 | Deformable wedge clamp assembly | — | 2005-05-17 |
| 6866486 | Pressure washer having oilless high pressure pump | Shane Dexter, Allen Palmer, William B. Daniel | 2005-03-15 |
| 6779987 | Pressure washer having oilless high pressure pump | Shane Dexter, Allen Palmer, William B. Daniel | 2004-08-24 |
| 6742995 | Air compressor assembly | Robert F. Burkholder, Crandall B. Barbour, Mike Davis, Fred M. Morgan, David W. Robenalt +2 more | 2004-06-01 |
| 6655925 | Air compressor manifold assembly | David W. Robenalt, Dave C. Smith, Robert F. Burkholder, Crandall B. Barbour, Mike Davis +1 more | 2003-12-02 |
| 6558135 | Two stage oil free air compressor | — | 2003-05-06 |
| 6532990 | Air compressor assembly including a lifting handle | Robert F. Burkholder, Crandall B. Barbour, Mike Davis, Fred M. Morgan, David W. Robenalt +1 more | 2003-03-18 |
| 6532991 | Air compressor assembly including a handle capable of attaining a plurality of positions | Crandall B. Barbour, David W. Robenalt | 2003-03-18 |
| 6467394 | Oilless high pressure pump | Shane Dexter, Allen Palmer | 2002-10-22 |
| 6468048 | Portable air compressor having stable base and tie-down points | Robert F. Burkholder, Crandall B. Barbour, Mike Davis, Fred M. Morgan, David W. Robenalt +1 more | 2002-10-22 |
| 6431194 | Condensate removal protection apparatus and method therefore | John W. Hardin | 2002-08-13 |
| 6431844 | High pressure pump having integral start valve | Shane Dexter, Allen Palmer | 2002-08-13 |
| 6397729 | High pressure pump having bearing assembly pre-load apparatus | Shane Dexter, Allen Palmer | 2002-06-04 |
| 6349630 | Wobble piston and seal assembly for oil free compressor | — | 2002-02-26 |
| 6213000 | Wobble piston and seal assembly for oil free compressor | — | 2001-04-10 |
| 6183211 | Two stage oil free air compressor | — | 2001-02-06 |
| 5681151 | Motor driven air compressor having a combined vent valve and check valve assembly | — | 1997-10-28 |
| 5528971 | Musical instrument having a stabilization apparatus | — | 1996-06-25 |
| 5343777 | Eccentric crank assembly for a reciprocating piston air compressor | Brian M. Steurer | 1994-09-06 |
| 5231917 | Wobble piston | — | 1993-08-03 |
| 5209365 | Paint cup lid assembly | — | 1993-05-11 |
| 5137434 | Universal motor oilless air compressor | Roger D. Wheeler | 1992-08-11 |
| 5040563 | Adjustable air pressure valve | — | 1991-08-20 |
| 4971368 | Seal for connecting a tube to a housing member and method for forming same | — | 1990-11-20 |