A61B 3/1233
For measuring blood flow
Official title: {for measuring blood flow, e.g. at the retina}
A61B3/1233 (For measuring blood flow) appears on 253 US grants and 285 published applications in this corpus.
Search patents in A61B- Granted patents
- 253
- Published applications
- 285
- Assignees
- 123
- Inventors
- 459
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 4 |
| 2003 | 5 | 3 |
| 2004 | 4 | 0 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 4 |
| 2008 | 1 | 5 |
| 2009 | 2 | 3 |
| 2010 | 2 | 9 |
| 2011 | 1 | 10 |
| 2012 | 5 | 6 |
| 2013 | 5 | 5 |
| 2014 | 10 | 11 |
| 2015 | 8 | 15 |
| 2016 | 13 | 32 |
| 2017 | 19 | 28 |
| 2018 | 19 | 34 |
| 2019 | 31 | 12 |
| 2020 | 23 | 12 |
| 2021 | 13 | 16 |
| 2022 | 5 | 11 |
| 2023 | 5 | 30 |
| 2024 | 14 | 7 |
| 2025 | 18 | 16 |
| 2026 | 13 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lyme related infection indicator6 Oct 2026US 12,751,617 B2Dr Rp Holdings, LLC
- Method for determining structural progression of eye disease and device thereof18 Aug 2026US 12,708,264 B2Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Health notifications from eye measurements11 Aug 2026US 12,702,315 B2Meta Platforms Technologies, LLC
- Apparatus and methods for three dimensional optical imaging of dynamics with reduced motion artifacts28 Jul 2026US 12,690,768 B2LighTopTech Corp.
- Medical system and medical method9 Jun 2026US 12,648,688 B2Riken
- Transocular diagnostic device and method for parkinson’s disease caused by substantia nigra dopaminergic neurodegeneration17 Sep 2026US 2026/0272288 A1Zhejiang University
- OCT Guided Therapy27 Aug 2026US 2026/0253712 A1Notal Vision Ltd.
- Scanning laser ophthalmoscope for small animals4 Jun 2026US 2026/0151030 A1Vox Imaging Technology Ltd
- Systems and methods for analysis of pulse and physiological, pathological, and emotional state and applications thereof14 May 2026US 2026/0130601 A1
- Neural network processing of oct data to generate predictions of geographic-atrophy growth rates16 Apr 2026US 2026/0102123 A1Genentech, Inc.
Most cited
By later US patents
- Non-invasive measurement of blood component using retinal imaging275US 6,305,804 B1Fovioptics, Inc. · 2001
- Volume analysis and display of information in optical coherence tomography angiography254US 9,713,424 B22017
- Non-invasive measurement of blood components using retinal imaging249US 6,477,394 B2Fovioptics, Inc. · 2002
- Method and apparatus for forming an image of the ocular fundus243US 4,579,430 ACarl-Zeiss-Stiftung · 1986
- Apparatus for measuring blood flow167US 5,291,885 AKowa Company, Ltd. · 1994