A61B 3/1208
Multiple lens hand-held instruments
Official title: {Multiple lens hand-held instruments}
A61B3/1208 (Multiple lens hand-held instruments) appears on 209 US grants and 206 published applications in this corpus.
Search patents in A61B- Granted patents
- 209
- Published applications
- 206
- Assignees
- 112
- Inventors
- 396
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 4 | 5 |
| 2004 | 2 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 3 | 4 |
| 2008 | 2 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 7 | 6 |
| 2012 | 3 | 12 |
| 2013 | 5 | 8 |
| 2014 | 4 | 9 |
| 2015 | 9 | 12 |
| 2016 | 10 | 14 |
| 2017 | 11 | 11 |
| 2018 | 14 | 18 |
| 2019 | 11 | 12 |
| 2020 | 9 | 17 |
| 2021 | 13 | 11 |
| 2022 | 8 | 21 |
| 2023 | 14 | 10 |
| 2024 | 8 | 12 |
| 2025 | 13 | 7 |
| 2026 | 11 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fundus imaging apparatus and methods6 Oct 2026US 12,751,616 B2Retivue, LLC
- Visually linear and discrete dimming for ophthalmoscopes and otoscopes and other medical examination or diagnostic instruments15 Sep 2026US 12,733,794 B2Welch Allyn, Inc.
- Aperture-optional head-mounted low-light fundus imaging device11 Aug 2026US 12,702,296 B2Welch Allyn, Inc.
- Apparatus and method for determining an eye property14 Jul 2026US 12,678,044 B2PlenOptika, Inc.
- System and method for retinal imaging30 Jun 2026US 12,667,257 B2Forus Health Pvt. Ltd.
- Handheld optical measurement apparatus and method of aligning a handheld optical measurement apparatus27 Aug 2026US 2026/0248386 A1Occuity Limited
- Systems and methods for fusing image quality and diagnostic certainty for medical imaging30 Jul 2026US 2026/0220779 A1AI Optics Inc.
- Method and apparatus for fundus imaging23 Apr 2026US 2026/0108151 A1PES Innovations, LLC
- Ophthoscope16 Apr 2026US 2026/0102064 A1Dean McGee Eye Institute
- Physical assessment device19 Mar 2026US 2026/0076534 A1Welch Allyn, Inc.
Most cited
By later US patents
- Compact imaging instrument system253US 6,106,457 AWelch Allyn, Inc. · 2000
- Telemedicine instrumentation pack185US 5,701,904 AKrug International · 1997
- Medical diagnostic instruments95US 3,978,850 AWelch Allyn, Inc. · 1976
- Objective lens system for imaging instrument95US 6,142,934 AWelch Allyn, Inc. · 2000
- Ophthalmoscope with integral printer89US 6,749,301 B2Silverbrook Research Pty Ltd · 2004