Benjamin A. Smith
18Patents
7h-index
54Co-inventors
69Inventor score
Filing activity: Sep 29, 1986 → Sep 16, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4777647A | Pay station telephone interface | Electricity | 43 | Expired |
| US4947422A | Personalized telephone for automatic access to operator services | Electricity | 38 | Expired |
| US11020221B2 | Prosthetic valve with expandable frame and associated systems and methods | Human Necessities | 35 | Active |
| US5161184A | Ring-back powered telephone with nonvolatile memory structure | Electricity | 30 | Expired |
| US4916733A | Pay station telephone call answer supervision apparatus | Electricity | 21 | Expired |
| US4924497A | Pay station telephone interface circuits | Electricity | 18 | Expired |
| US4942604A | Line power control circuit for pay station telephone | Electricity | 13 | Expired |
| US4926468A | Pay station telephone coin box apparatus | Electricity | 6 | Expired |
| US4926469A | Pay station telephone call routing apparatus | Electricity | 5 | Expired |
| US10987218B2 | Transcatheter deployment systems and associated methods | Human Necessities | 0 | Active |
| US11857412B2 | Prosthetic valve with expandable frame and associated systems and methods | Human Necessities | 0 | Active |
| US12226879B2 | Pipe fitting tool | Performing Operations; Transporting | 0 | Active |
| US12279954B2 | Transcatheter deployment systems and associated methods | Human Necessities | 0 | Active |
| US12017332B2 | Bolt tensioning tool | Performing Operations; Transporting | 0 | Active |
| US11154397B2 | Jacket for surgical heart valve | Human Necessities | 0 | Active |
| US11912545B2 | Wireless hoist system | Performing Operations; Transporting | 0 | Active |
| US12053381B2 | Implantable medical device deployment system | Human Necessities | 0 | Active |
| US11974916B2 | Jacket for surgical heart valve | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.