A61B 3/101
For examining the tear film
Official title: {for examining the tear film}
A61B3/101 (For examining the tear film) appears on 260 US grants and 342 published applications in this corpus.
Search patents in A61B- Granted patents
- 260
- Published applications
- 342
- Assignees
- 139
- Inventors
- 488
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 3 | 3 |
| 2007 | 3 | 5 |
| 2008 | 2 | 7 |
| 2009 | 0 | 3 |
| 2010 | 5 | 10 |
| 2011 | 4 | 6 |
| 2012 | 8 | 7 |
| 2013 | 8 | 11 |
| 2014 | 16 | 29 |
| 2015 | 15 | 40 |
| 2016 | 10 | 8 |
| 2017 | 25 | 23 |
| 2018 | 14 | 23 |
| 2019 | 13 | 24 |
| 2020 | 15 | 39 |
| 2021 | 19 | 23 |
| 2022 | 17 | 21 |
| 2023 | 17 | 18 |
| 2024 | 9 | 11 |
| 2025 | 21 | 9 |
| 2026 | 15 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Techniques for quantitatively assessing tear-film dynamics15 Sep 2026US 12,733,804 B2Alcon Inc.
- Eye health data analysis using artificial intelligence15 Sep 2026US 12,734,067 B2International Business Machines Corporation
- System and method for AI-enhanced Raman spectroscopy tear analysis8 Sep 2026US 12,727,758 B1
- Device for generating a toroidal source of illumination25 Aug 2026US 12,714,299 B2Forus Health Pvt. Ltd.
- Method of and system for automated machine-assisted detection of ocular disease conditions in human eyes captured using visible illumination light sources and digital camera systems4 Aug 2026US 12,697,024 B2CorneaCare Inc.
- Tear film stability assessment with integrated graphical representation13 Aug 2026US 2026/0232185 A1Alcon Inc.
- A thermal eye lubrication device13 Aug 2026US 2026/0232484 A1Oculab Private Limited
- Method and Device for Determining Thickness of a Post-Lens Tear Film16 Jul 2026US 2026/0198771 A1
- Multi-camera system for describing the tear film of an eye21 May 2026US 2026/0137272 A1Alcon Inc.
- Predictive Analytic Tool for Vision Quality Optimization7 May 2026US 2026/0124073 A1Tracey Technologies, LLC
Most cited
By later US patents
- Device and method for monitoring aqueous flow within the eye233US 6,939,298 B2GMP Vision Solutions, Inc. · 2005
- Apparatus for visualizing the eye's tear film206US 6,447,119 B1Visionrx, Inc. · 2002
- Thin film measuring device and method135US 6,236,459 B1University of Miami · 2001
- Tear film measurement115US 7,758,190 B2TearScience, Inc. · 2010
- Compositions and methods for treatment of eye disorders84US 8,168,655 B2Sarcode Bioscience Inc. · 2012