Robert H. Cushman
17Patents
6h-index
10Co-inventors
59Inventor score
Filing activity: Jan 21, 1974 → Jun 24, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4557514A | Vacuum pick and place robotic hand | Performing Operations; Transporting | 34 | Expired |
| US4239971A | Simultaneously displaying varying tomographic images of dental arch with single panoramic X-ray exposure | Human Necessities | 22 | Expired |
| US4616414A | Method and apparatus for gripping multilead articles | Emerging Cross-Sectional Technologies | 22 | Expired |
| US3934782A | Method and apparatus for locating and locking onto workpieces in positive displacement casting | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4176278A | Panoramic dental radiography employing intraoral radiation source and image intensifying means | Human Necessities | 6 | Expired |
| US4228356A | Optimum contrast panoramic dental radiography and methods of providing therefor | Human Necessities | 6 | Expired |
| US4627161A | Method for inserting multilead components into printed wiring boards | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4168633A | Panoramic dental X-ray machine base excursion drive assembly | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4251730A | Panoramic dental X-ray machine X-motion drive | Human Necessities | 4 | Expired |
| US4321472A | Panoramic dental X-ray machine with camera detached therefrom | Human Necessities | 3 | Expired |
| US4523972A | Method of and apparatus for handling crystal ingots | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4172977A | Film drive mechanism for panoramic dental X-ray machine | Physics | 3 | Expired |
| US4287423A | Panoramic dental radiography image intensification employing minification techniques | Human Necessities | 2 | Expired |
| US4194121A | Method and apparatus for providing simultaneous displays in panoramic radiography | Human Necessities | 2 | Expired |
| US4304998A | Panoramic dental X-ray machine employing image intensifying means | Human Necessities | 2 | Expired |
| US4019670A | Self-balancing positive displacement casting system | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4216383A | Expeditious uni-directional panoramic dental radiography | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.