Daniel J. Ulrich
18Patents
16h-index
36Co-inventors
78Inventor score
Filing activity: Jul 12, 1993 → Feb 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9554794B2 | Multiple processor motor control for modular surgical instruments | Emerging Cross-Sectional Technologies | 1,505 | Active |
| US10226249B2 | Articulatable surgical instruments with conductive pathways for signal communication | Human Necessities | 1,052 | Active |
| US10285695B2 | Articulatable surgical instruments with conductive pathways | Human Necessities | 781 | Active |
| US5699038A | Bed status information system for hospital beds | Human Necessities | 453 | Expired |
| US5838223A | Patient/nurse call system | Physics | 421 | Expired |
| US5561412A | Patient/nurse call system | Human Necessities | 329 | Expired |
| US6344794B1 | Personnel and asset tracking method and apparatus | Physics | 237 | Expired |
| US6147592A | Bed status information system for hospital beds | Human Necessities | 236 | Expired |
| US6462656B2 | Personnel and asset tracking method and apparatus | Physics | 186 | Expired |
| US6362725B1 | Bed status information system for hospital beds | Human Necessities | 166 | Expired |
| US6825763B2 | Personnel and asset tracking method and apparatus | Physics | 153 | Expired |
| US7538659B2 | Bed status information system for hospital beds | Human Necessities | 136 | Active |
| US7242308B2 | Bed status information system for hospital beds | Human Necessities | 123 | Expired |
| US6897780B2 | Bed status information system for hospital beds | Human Necessities | 103 | Expired |
| US7409735B2 | Dynamic cellular person support surface | Human Necessities | 59 | Expired |
| US11266430B2 | End effector control and calibration | Human Necessities | 50 | Active |
| US8015945B1 | Feeder with adjustable mounting apparatus | Human Necessities | 4 | Active |
| US11998230B2 | End effector control and calibration | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.