Robert S. Siffert
6Patents
5h-index
5Co-inventors
48Inventor score
Filing activity: Sep 5, 1997 → Feb 22, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5917877A | Plain x-ray bone densitometry apparatus and method | Physics | 57 | Expired |
| US6064716A | Plain x-ray bone densitometry apparatus and method | Physics | 52 | Expired |
| US8202219B2 | Ultrasonic bone assessment apparatus and method | Human Necessities | 44 | Active |
| US6570955B1 | Digital x-ray material testing and bone densitometry apparatus and method | Physics | 22 | Expired |
| US6173038A | Plain x-ray bone densitometry apparatus and method | Human Necessities | 15 | Expired |
| US6324252A | Plain x-ray bone densitometry apparatus and method | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.