William D. Wallace
50Patents
23h-index
23Co-inventors
88Inventor score
Filing activity: Jul 21, 1975 → Jun 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5160334A | Electrosurgical generator and suction apparatus | Human Necessities | 669 | Expired |
| US5487377A | Uterine manipulator and manipulator tip assembly | Human Necessities | 539 | Expired |
| US5111817A | Noninvasive system and method for enhanced arterial oxygen saturation determination and arterial blood pressure monitoring | Human Necessities | 419 | Expired |
| US5324288A | Electrosurgical loop with a depth gauge | Human Necessities | 212 | Expired |
| US4610256A | Pressure transducer | Human Necessities | 170 | Expired |
| US5021046A | Medical pressure sensing and display system | Human Necessities | 142 | Expired |
| US5004472A | Medical pressure sensing and display system | Human Necessities | 136 | Expired |
| US4576181A | Disposable pressure transducer apparatus for medical use | Human Necessities | 121 | Expired |
| US5009662A | Medical pressure sensing and display system | Human Necessities | 115 | Expired |
| US4873986A | Disposable apparatus for monitoring intrauterine pressure and fetal heart rate | Human Necessities | 99 | Expired |
| US4785822A | Disposable intracompartmental pressure transducer | Human Necessities | 84 | Expired |
| US4658829A | Method and apparatus for pressure transducer calibration and simulation | Physics | 77 | Expired |
| US4619269A | Apparatus and method for monitoring respiratory gas | Physics | 76 | Expired |
| US7469158B2 | Fetal oximetry system and sensor | Human Necessities | 69 | Active |
| US4221567A | Sampling and determination of diffusible chemical substances | Physics | 69 | Expired |
| US4572208A | Metabolic gas monitoring apparatus and method | Human Necessities | 49 | Expired |
| US5643311A | Uterine manipulator and manipulator tip assembly | Human Necessities | 48 | Expired |
| US4966161A | Apparatus for continuously measuring intracompartmental pressure within a body cavity | Human Necessities | 44 | Expired |
| US6074399A | Hand-held fetal vacuum extractor having an integrated pump and handle | Human Necessities | 43 | Expired |
| US5046965A | Disposable electrical connector for fetal scalp electrode | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4772256A | Methods and apparatus for autotransfusion of blood | Human Necessities | 36 | Expired |
| US6355047B1 | Traction force sensing vacuum extractor | Human Necessities | 31 | Expired |
| US4775360A | Autologus blood methods and apparatus | Human Necessities | 25 | Expired |
| US6059795A | Maneuverable fetal vacuum extraction for use with malpresenting fetus | Human Necessities | 21 | Expired |
| US5317476A | Electronically monitored and controlled electrostatic discharge flooring system | Electricity | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.