A61B 5/1455
Using optical sensors
Official title: using optical sensors, e.g. spectral photometrical oximeters
A61B5/1455 (Using optical sensors) appears on 10,557 US grants and 14,335 published applications in this corpus.
Search patents in A61B- Granted patents
- 10,557
- Published applications
- 14,335
- Assignees
- 3,523
- Inventors
- 17,921
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 12 | 0 |
| 1985 | 10 | 0 |
| 1986 | 16 | 0 |
| 1987 | 20 | 0 |
| 1988 | 23 | 0 |
| 1989 | 52 | 0 |
| 1990 | 44 | 0 |
| 1991 | 43 | 0 |
| 1992 | 60 | 0 |
| 1993 | 74 | 0 |
| 1994 | 90 | 0 |
| 1995 | 76 | 0 |
| 1996 | 68 | 0 |
| 1997 | 78 | 0 |
| 1998 | 122 | 0 |
| 1999 | 113 | 0 |
| 2000 | 123 | 0 |
| 2001 | 124 | 48 |
| 2002 | 131 | 154 |
| 2003 | 169 | 213 |
| 2004 | 154 | 310 |
| 2005 | 109 | 294 |
| 2006 | 162 | 322 |
| 2007 | 174 | 332 |
| 2008 | 146 | 343 |
| 2009 | 135 | 396 |
| 2010 | 169 | 448 |
| 2011 | 199 | 425 |
| 2012 | 301 | 457 |
| 2013 | 424 | 568 |
| 2014 | 413 | 707 |
| 2015 | 397 | 691 |
| 2016 | 397 | 750 |
| 2017 | 516 | 852 |
| 2018 | 480 | 789 |
| 2019 | 714 | 900 |
| 2020 | 656 | 900 |
| 2021 | 676 | 874 |
| 2022 | 646 | 763 |
| 2023 | 554 | 781 |
| 2024 | 632 | 803 |
| 2025 | 637 | 718 |
| 2026 | 377 | 497 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Time-of-flight measurement on user with cameras and position sensor6 Oct 2026US 12,751,628 B2Omni Medsci, Inc.
- Non-invasive cerebral monitoring and cerebral metric-based guidance for medical procedures6 Oct 2026US 12,751,632 B2The Children’s Hospital of Philadelphia
- Method for estimating blood component quantities in surgical textiles6 Oct 2026US 12,755,512 B2Stryker Corporation
- Processor device, method of operating the same, and endoscope system29 Sep 2026US 12,745,893 B2FUJIFILM Corporation
- Method of manufacturing smart ring, and smart ring manufactured through the method29 Sep 2026US 12,745,919 B2ZTACOM Co., Ltd.
- System and method for capturing and transmitting biometric data8 Oct 2026US 2026/0305955 A1Nexa Labs Inc.
- Predicting probability of developing preeclampsia8 Oct 2026US 2026/0305957 A180 Beats Medical GmbH
- Photoplethysmography sensor8 Oct 2026US 2026/0305964 A1Koninklijke Philips N. V.
- Functional device, guiding catheter, biological interface system, and method for indwelling functional device8 Oct 2026US 2026/0305966 A1The University of Osaka
- Monitoring a chemical analyte in a patient's blood using an underlid detector8 Oct 2026US 2026/0305985 A1Verily Life Sciences LLC
Most cited
By later US patents
- Electromechanical driver and remote surgical instrument attachment having computer assisted control capabilities2,760US 6,716,233 B1Power Medical Interventions, Inc. · 2004
- Electromechanical driver and remote surgical instrument attachment having computer assisted control capabilities2,639US 7,077,856 B2Power Medical Interventions, Inc. · 2006
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,420US 6,641,533 B2Medtronic MiniMed, Inc. · 2003
- Limited use medical probe2,284US 7,048,687 B1OB Scientific, Inc. · 2006
- Handheld personal data assistant (PDA) with a medical device and method of using the same2,273US 6,558,320 B1Medtronic MiniMed, Inc. · 2003