The DeVilbiss Company
31Patents
0Active
31Granted
35Portfolio score
Filing activity: Aug 30, 1984 → Jul 9, 1990
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4760962A | Spray gun paint cup and lid assembly | Performing Operations; Transporting | 84 | Expired |
| US4606501A | Miniature spray guns | Performing Operations; Transporting | 64 | Expired |
| US4919333A | Rotary paint atomizing device | Performing Operations; Transporting | 55 | Expired |
| US4792092A | Paint color change system | Performing Operations; Transporting | 54 | Expired |
| USD303139S | Power washer gun | General | 49 | Expired |
| USD305057S | Spray gun | General | 49 | Expired |
| USD305452S | Spray gun unit | General | 41 | Expired |
| US4936510A | Rotary automizer with air cap and retainer | Performing Operations; Transporting | 34 | Expired |
| US4798341A | Spray gun for robot mounting | Performing Operations; Transporting | 33 | Expired |
| US4934603A | Hand held electrostatic spray gun | Performing Operations; Transporting | 31 | Expired |
| USD305453S | Spray gun | General | 30 | Expired |
| US4776776A | Small pump valve plate assembly | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4934607A | Hand held electrostatic spray gun with internal power supply | Performing Operations; Transporting | 26 | Expired |
| US4844342A | Spray gun control circuit | Performing Operations; Transporting | 26 | Expired |
| USD305562S | Humidifier | General | 25 | Expired |
| US4911367A | Electrostatic spray gun | Performing Operations; Transporting | 24 | Expired |
| US4896834A | Rotary atomizer apparatus | Performing Operations; Transporting | 20 | Expired |
| US4848213A | Reciprocating piston compressor with offset cylinder | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4936507A | Rotary atomizer with high voltage isolating speed measurement | Performing Operations; Transporting | 18 | Expired |
| US4928883A | Air turbine driven rotary atomizer | Performing Operations; Transporting | 18 | Expired |
| US4905913A | Contour following apparatus for positioning spray guns | Performing Operations; Transporting | 16 | Expired |
| US5040563A | Adjustable air pressure valve | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4762013A | Reciprocating device for spray coating | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4899936A | Rotary atomizer with protective shroud | Performing Operations; Transporting | 13 | Expired |
| US4768930A | Hold-down mechanism for a pivotally-mounted motor on an air compressor | Mechanical Engineering; Lighting; Heating | 13 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.