A61B 3/12
For looking at the eye fundus
Official title: for looking at the eye fundus, e.g. ophthalmoscopes (A61B3/13 takes precedence)
A61B3/12 (For looking at the eye fundus) appears on 2,904 US grants and 3,388 published applications in this corpus.
Search patents in A61B- Granted patents
- 2,904
- Published applications
- 3,388
- Assignees
- 996
- Inventors
- 4,473
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 14 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 18 | 0 |
| 1991 | 24 | 0 |
| 1992 | 18 | 0 |
| 1993 | 25 | 0 |
| 1994 | 19 | 0 |
| 1995 | 17 | 0 |
| 1996 | 19 | 0 |
| 1997 | 15 | 0 |
| 1998 | 22 | 0 |
| 1999 | 27 | 0 |
| 2000 | 30 | 0 |
| 2001 | 41 | 10 |
| 2002 | 30 | 46 |
| 2003 | 41 | 49 |
| 2004 | 35 | 39 |
| 2005 | 14 | 45 |
| 2006 | 19 | 45 |
| 2007 | 36 | 56 |
| 2008 | 49 | 65 |
| 2009 | 36 | 57 |
| 2010 | 50 | 83 |
| 2011 | 63 | 100 |
| 2012 | 56 | 134 |
| 2013 | 84 | 118 |
| 2014 | 100 | 148 |
| 2015 | 119 | 172 |
| 2016 | 139 | 250 |
| 2017 | 172 | 230 |
| 2018 | 180 | 196 |
| 2019 | 225 | 192 |
| 2020 | 171 | 220 |
| 2021 | 141 | 203 |
| 2022 | 136 | 209 |
| 2023 | 145 | 206 |
| 2024 | 158 | 190 |
| 2025 | 207 | 180 |
| 2026 | 126 | 145 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fundus imaging apparatus and methods6 Oct 2026US 12,751,616 B2Retivue, LLC
- Lyme related infection indicator6 Oct 2026US 12,751,617 B2Dr Rp Holdings, LLC
- Ophthalmic observation apparatus6 Oct 2026US 12,751,618 B2Topcon Corporation
- Ophthalmic observation apparatus, method of controlling the same, and recording medium22 Sep 2026US 12,740,702 B2Topcon Corporation
- Optical microscope for retinal imaging22 Sep 2026US 12,740,703 B2Electronics and Telecommunications Research Institute
- System and method for in vivo cellular resolution transmission interference imaging of an eye8 Oct 2026US 2026/0305940 A1Sharpeye
- Ophthalmic injection robot and system8 Oct 2026US 2026/0306295 A1Alcon Inc.
- Image capture for optical viewing devices1 Oct 2026US 2026/0294216 A1
- Ophthalmic apparatus for multiple eye health measurements1 Oct 2026US 2026/0294237 A1Hong Kong Applied Science and Technology Research Institute Company Limited
- Illumination of an eye fundus using non-scanning coherent light1 Oct 2026US 2026/0294238 A1Vasoptic Medical Inc.
Most cited
By later US patents
- Systems and methods for in vitro and in vivo imaging of cells on a substrate841US 9,274,095 B2Doheny Eye Institute · 2016
- Biometric personal identification system based on iris analysis673US 5,291,560 AIri Scan Incorporated · 1994
- Grating based phase control optical delay line535US 6,111,645 AMassachusetts Institute of Technology · 2000
- Method and apparatus for acquiring images using a ccd detector array and no transverse scanner522US 5,465,147 AMassachusetts Institute of Technology · 1995
- Contact device for placement in direct apposition to the conjunctive of the eye493US 6,312,393 B12001