A61B 5/7214
Using signal cancellation
Official title: {using signal cancellation, e.g. based on input of two identical physiological sensors spaced apart, or based on two signals derived from the same sensor, for different optical wavelengths}
A61B5/7214 (Using signal cancellation) appears on 524 US grants and 728 published applications in this corpus.
Search patents in A61B- Granted patents
- 524
- Published applications
- 728
- Assignees
- 311
- Inventors
- 1,127
- Latest grant
- 8 Sep 2026
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| 2024 | 28 | 33 |
| 2025 | 26 | 30 |
| 2026 | 21 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems and methods for preventing noise in an electric waveform for neural stimulation, block, or sensing30 Jul 2026US 2026/0216514 A1
- Method and examination apparatus for medical examination of an animal23 Jul 2026US 2026/0207062 A1Boehringer Ingelheim Vetmedica GmbH
Most cited
By later US patents
- Signal processing apparatus and method1,591US 5,482,036 AMasimo Corporation · 1996
- Signal processing apparatus and method1,543US 6,002,952 AMasimo Corporation · 1999
- Signal processing apparatus1,538US 6,081,735 AMasimo Corporation · 2000
- Signal processing apparatus1,410US 6,263,222 B1Masimo Corporation · 2001
- Signal processing apparatus1,373US 5,632,272 AMasimo Corporation · 1997