System and method for robust pulse oximetry
US-11931147-B2 · Mar 19, 2024 · US
for varying or adjusting the optical path length in the tissue
for varying or adjusting the optical path length in the tissue · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A61B2562/0242 |
| Official title | for varying or adjusting the optical path length in the tissue |
| Display label | for varying or adjusting the optical path length in the tissue |
| Total patents | 355 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 18 |
| 2017 | 25 |
| 2018 | 37 |
| 2019 | 28 |
| 2020 | 40 |
| 2021 | 47 |
| 2022 | 27 |
| 2023 | 40 |
| 2024 | 38 |
| 2025 | 26 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical vital signs sensor
US-2017347902-A1 · Dec 7, 2017 · US
Biometric system with photoacoustic imaging
US-2017323132-A1 · Nov 9, 2017 · US
Method for determination of a potential mutation
US-2017319070-A1 · Nov 9, 2017 · US
Ergonomic Handheld Oximeter Device
US-2017303836-A1 · Oct 26, 2017 · US
Determining Tissue Oxygen Saturation with Quality Reporting
US-2017303835-A1 · Oct 26, 2017 · US
Sleeve for a Handheld Oximetry Probe
US-2017303833-A1 · Oct 26, 2017 · US
Determining Absolute and Relative Tissue Oxygen Saturation
US-2017303837-A1 · Oct 26, 2017 · US
Measurement apparatus and detection device
US-2017251963-A1 · Sep 7, 2017 · US
Measuring Cerebral Oxygen Saturation
US-2017215780-A1 · Aug 3, 2017 · US
Optical measurement apparatus for eyeball
US-2017188824-A1 · Jul 6, 2017 · US
System and Method for Measuring Phase Delay and Amplitude of a Near Infra-Red Signal in Animal Tissue
US-2017172417-A1 · Jun 22, 2017 · US
Optical device for measuring a heart rate of a user
US-9681812-B2 · Jun 20, 2017 · US
Light field management in an optical biological parameter sensor
US-2017164848-A1 · Jun 15, 2017 · US
Optical measuring device and electronic device including the same
US-2017143209-A1 · May 25, 2017 · US
Biological information detecting device and electronic apparatus
US-2017055861-A1 · Mar 2, 2017 · US
Biological-information measurement device
US-2017014057-A1 · Jan 19, 2017 · US
Fluorescence sensor
US-2017007163-A1 · Jan 12, 2017 · US
Non-invasive optical physiological differential pathlength sensor
US-2016367173-A1 · Dec 22, 2016 · US
Optical examination method and optical examination device
US-2016360966-A1 · Dec 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A61B2562/0242?
- CPC A61B2562/0242 is the Cooperative Patent Classification code for “for varying or adjusting the optical path length in the tissue.”
- How many patents are filed under CPC A61B2562/0242 (for varying or adjusting the optical path length in the tissue)?
- Our database includes 355 publications tagged with this CPC code.
- Is patent activity under CPC A61B2562/0242 growing?
- Publication counts under this code: 38 in 2024 vs 26 in 2025 (latest complete years).