A61B 3/135
Slit-lamp microscopes
A61B3/135 (Slit-lamp microscopes) appears on 313 US grants and 319 published applications in this corpus.
Search patents in A61B- Granted patents
- 313
- Published applications
- 319
- Assignees
- 136
- Inventors
- 621
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 3 |
| 2003 | 3 | 6 |
| 2004 | 2 | 8 |
| 2005 | 2 | 12 |
| 2006 | 3 | 7 |
| 2007 | 3 | 11 |
| 2008 | 15 | 10 |
| 2009 | 4 | 7 |
| 2010 | 8 | 8 |
| 2011 | 8 | 4 |
| 2012 | 5 | 3 |
| 2013 | 4 | 8 |
| 2014 | 3 | 11 |
| 2015 | 3 | 9 |
| 2016 | 12 | 13 |
| 2017 | 7 | 10 |
| 2018 | 11 | 15 |
| 2019 | 10 | 17 |
| 2020 | 13 | 20 |
| 2021 | 17 | 30 |
| 2022 | 12 | 30 |
| 2023 | 11 | 27 |
| 2024 | 18 | 20 |
| 2025 | 20 | 16 |
| 2026 | 20 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for adjusting and controlling parameters of the illumination area of ophthalmological devices22 Sep 2026US 12,740,693 B2Carl Zeiss Meditec AG
- Ophthalmic microscope with improved documentation capability18 Aug 2026US 12,712,057 B2Haag-Streit AG
- Methods and apparatus for screening for maladies by retinal scan11 Aug 2026US 12,702,295 B2
- Medical program and medical examination system11 Aug 2026US 12,707,019 B2Kowa Company, Ltd.
- Slit lamp microscope, ophthalmic information processing apparatus, ophthalmic system, method of controlling slit lamp microscope, and recording medium4 Aug 2026US 12,700,167 B2Topcon Corporation
- Slit lamp system and method of synchronizing image acquisition using electronic devices thereof1 Oct 2026US 2026/0294241 A1Lightx Innovations Inc.
- Systems and methods for enabling customers to obtain vision and eye health examinations1 Oct 2026US 2026/0301934 A120/20 Vision Center, LLC
- High-resolution slit lamp angular measurement add-on device10 Sep 2026US 2026/0262934 A1
- Ophthalmic equipment imaging system and non-transitory computer-readable media27 Aug 2026US 2026/0255068 A1Takagi Seiko Co., Ltd.
- Systems for analyzing the eye13 Aug 2026US 2026/0232187 A1Lightfield Medical Inc.
Most cited
By later US patents
- Method and apparatus for delivering laser energy for ophthalmic use93US 4,520,816 A1985
- Multi-slot laser surgery84US 6,096,028 AAlcon Laboratories, Inc. · 2000
- System and method for accurate optical treatment of an eye's fundus78US 6,494,878 B1CeramOptec Industries, Inc. · 2002
- Method for accurate optical treatment of an eye's fundus74US 6,942,656 B2CeramOptec Industries, Inc. · 2005
- Laser ophthalmic surgical system68US 4,638,801 ALasers For Medicine · 1987