Ralph E. Kruck
2Patents
2h-index
1Co-inventors
30Inventor score
Filing activity: Mar 22, 1973 → Mar 22, 1978
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3974832A | Interchangeable hypodermic needle assemblage | Human Necessities | 115 | Expired |
| USD255098S | Actuator cap for pressurized container or similar article | General | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.