EFC SYSTEMS, INC.
17Patents
9Active
17Granted
43Portfolio score
Filing activity: Sep 24, 1999 → Apr 1, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9173337B2 | GNSS optimized control system and method | Physics | 31 | Active |
| US6817553B2 | Powder paint spray coating apparatus having selectable, modular spray applicators | Performing Operations; Transporting | 27 | Expired |
| US6685106B1 | Paint spraying device | Performing Operations; Transporting | 23 | Expired |
| US6619563B2 | Manifold block for flow control in coating applications | Performing Operations; Transporting | 22 | Expired |
| US6437963B1 | Method and apparatus for controlling power supplied to an electrostatic device | Performing Operations; Transporting | 19 | Expired |
| US6341734B1 | Rotary atomizer and bell cup and methods thereof | Performing Operations; Transporting | 17 | Expired |
| US7056387B2 | Apparatus and method for electrostatic spraying of conductive coating materials | Performing Operations; Transporting | 17 | Expired |
| US8973848B2 | Composite air bearing assembly | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US9375734B1 | Coating apparatus turbine having internally routed shaping air | Performing Operations; Transporting | 9 | Active |
| US6676049B2 | Bell cup powder spray applicator | Performing Operations; Transporting | 7 | Expired |
| US8851397B1 | Bell cup atomizer having improved cleaning capability | Performing Operations; Transporting | 5 | Active |
| US6382220B1 | Device for cleaning a color bank | Performing Operations; Transporting | 5 | Expired |
| US9970481B1 | Rotary coating atomizer having vibration damping air bearings | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11420744B2 | Automated drone-based paint delivery system | Performing Operations; Transporting | 2 | Active |
| US10413921B1 | Rotary bell cup atomizer with auxiliary turbine and vortex shaping air generator | Performing Operations; Transporting | 2 | Active |
| US9375735B2 | Rotary atomizer edge guard | Performing Operations; Transporting | 0 | Active |
| US12264985B1 | Valve tester | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.