David Barker
37Patents
11h-index
39Co-inventors
75Inventor score
Filing activity: Aug 4, 1995 → Oct 7, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5627873A | Mini C-arm assembly for mobile X-ray imaging system | Human Necessities | 182 | Expired |
| US8430564B2 | Sliding counterbalanced C-arm positioning devices and methods for using such devices | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US6973688B2 | Method and apparatus for moving and locking a monitor in a patient support system | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US7029175B2 | Method and apparatus for object collision detection utilizing a PID controller in a motorized, mobile C-arm | Human Necessities | 19 | Expired |
| US9693437B2 | Systems and methods for controlling X-ray imaging systems | Physics | 18 | Active |
| US8824638B2 | Systems and methods for making and using multi-blade collimators | Human Necessities | 17 | Active |
| US6553587B1 | Method and apparatus for alignment and orientation of a monitor in a patient support system | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US8899834B2 | Pivot joint brakes for X-ray positioning system | Human Necessities | 13 | Active |
| US7677799B2 | Coordination of radiological imaging subsystems and components | Human Necessities | 12 | Active |
| US7280638B1 | Systems, methods and apparatus for X-ray tube housing | Electricity | 11 | Expired |
| USD919090S1 | Imaging apparatus | General | 11 | Active |
| US8465203B2 | Brake systems for C-arm positioning devices, apparatus containing the same and methods for using such systems | Human Necessities | 9 | Active |
| US6330299A | System and method for determining dose area product in an X-ray imaging system | Physics | 8 | Expired |
| US8942346B2 | Systems and methods for obtaining and displaying an X-ray image | Physics | 7 | Active |
| US10517553B2 | C-arm imaging system with multiple automated independent rotational axes | Human Necessities | 6 | Active |
| US7186021B1 | Method and system for controlling temperatures in an x-ray imaging environment | Electricity | 6 | Expired |
| US10442246B2 | Obstacle moving device for wheel assembly of mobile device | Performing Operations; Transporting | 6 | Active |
| US9265470B2 | Pivoting X-ray imaging devices | Human Necessities | 5 | Active |
| US7263168B2 | X-ray imaging apparatus, collision detecting device, and damper | Human Necessities | 5 | Expired |
| USD972728S1 | Imaging apparatus | General | 5 | Active |
| US7499524B2 | Methods and apparatus for mobile imaging systems | Human Necessities | 5 | Active |
| US7184519B2 | Compact bumper system for imaging device | Human Necessities | 4 | Expired |
| US9025730B2 | Electrically controlled brakes for arm joints on a mini C-arm mobile X-ray system | Human Necessities | 2 | Active |
| US8641277B2 | Sliding counterbalanced C-arm positioning devices and methods for using such devices | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9552898B2 | Systems and methods for obtaining and displaying an X-ray image | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.