A61B 5/201
Assessing renal or kidney functions
Official title: {Assessing renal or kidney functions}
A61B5/201 (Assessing renal or kidney functions) appears on 376 US grants and 574 published applications in this corpus.
Search patents in A61B- Granted patents
- 376
- Published applications
- 574
- Assignees
- 242
- Inventors
- 992
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 3 | 2 |
| 2003 | 3 | 5 |
| 2004 | 4 | 3 |
| 2005 | 3 | 1 |
| 2006 | 2 | 8 |
| 2007 | 1 | 3 |
| 2008 | 1 | 8 |
| 2009 | 2 | 5 |
| 2010 | 8 | 25 |
| 2011 | 4 | 10 |
| 2012 | 4 | 16 |
| 2013 | 5 | 15 |
| 2014 | 11 | 26 |
| 2015 | 9 | 26 |
| 2016 | 10 | 23 |
| 2017 | 24 | 33 |
| 2018 | 18 | 26 |
| 2019 | 18 | 36 |
| 2020 | 25 | 50 |
| 2021 | 29 | 45 |
| 2022 | 26 | 55 |
| 2023 | 36 | 49 |
| 2024 | 37 | 31 |
| 2025 | 41 | 48 |
| 2026 | 8 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for patient monitoring8 Sep 2026US 12,727,825 B2Cardiac Pacemakers, Inc.
- Radiomic-based machine learning algorithm to reliably differentiate benign renal masses from renal cell carcinoma25 Aug 2026US 12,718,945 B2University of Southern California
- Systems and methods to map autoregulation of the kidney using magnetic resonance imaging16 Jun 2026US 12,657,722 B2Washington University
- Pediatric hydronephrosis severity from ultrasound images12 May 2026US 12,622,620 B2Children's National Medical Center
- Biological function estimation device and biological function estimation method28 Apr 2026US 12,614,620 B2Terumo Kabushiki Kaisha
- Method for ex vivo measuring glomerular filtration rate in a subject1 Oct 2026US 2026/0294305 A1Assistance Publique-Hopitaux de Paris
- Systems and methods to map autoregulation of the kidney using magnetic resonance imaging17 Sep 2026US 2026/0278800 A1Washington University
- Method and apparatus for noninvasive blood pressure estimation using footwear-integrated pressure sensing27 Aug 2026US 2026/0248397 A1Vidicor Inc
- Method and apparatus for capacitive force sensing27 Aug 2026US 2026/0251511 A1Vidicor Inc
- Artificial intelligence systems and related methods for the detection of disease states using urine-related image data13 Aug 2026US 2026/0237062 A1The Johns Hopkins University
Most cited
By later US patents
- Screening and monitoring instrument1,475US 5,038,109 AGyrus Medical Limited · 1991
- Methods for diagnostic imaging using a renal contrast agent and a vasodilator207US 5,846,517 AImaRx Pharmaceutical Corp. · 1998
- Electronic urine flow monitor198US 4,343,316 AC. R. Bard, Inc. · 1982
- Magnetic resonance arteriography with dynamic intravenous contrast agents185US 5,417,213 A1995
- Closed-loop infusion system, both method and apparatus, based on real time urine measurement137US 4,291,692 AUniversity of Utah · 1981