A61B 90/20
Surgical microscopes characterised by non-optical aspects
A61B90/20 (Surgical microscopes characterised by non-optical aspects) appears on 1,036 US grants and 1,328 published applications in this corpus.
Search patents in A61B- Granted patents
- 1,036
- Published applications
- 1,328
- Assignees
- 362
- Inventors
- 1,740
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 16 | 0 |
| 1999 | 17 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 4 |
| 2002 | 10 | 23 |
| 2003 | 16 | 19 |
| 2004 | 12 | 33 |
| 2005 | 8 | 22 |
| 2006 | 12 | 15 |
| 2007 | 17 | 14 |
| 2008 | 8 | 20 |
| 2009 | 8 | 29 |
| 2010 | 18 | 25 |
| 2011 | 22 | 40 |
| 2012 | 18 | 19 |
| 2013 | 26 | 28 |
| 2014 | 20 | 30 |
| 2015 | 21 | 41 |
| 2016 | 22 | 47 |
| 2017 | 44 | 64 |
| 2018 | 34 | 98 |
| 2019 | 57 | 90 |
| 2020 | 75 | 99 |
| 2021 | 89 | 118 |
| 2022 | 80 | 101 |
| 2023 | 71 | 104 |
| 2024 | 80 | 100 |
| 2025 | 79 | 90 |
| 2026 | 63 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for identifying a region of a tumour6 Oct 2026US 12,751,626 B2Carl Zeiss Meditec AG
- System, method, and computer program for a surgical microscope system and corresponding surgical microscope system6 Oct 2026US 12,751,790 B2Leica Instruments (Singapore) Pte. Ltd.
- Auto-navigating digital surgical microscope29 Sep 2026US 12,746,069 B2Aesculap AG
- Medical visualisation system and method for video stabilisation in such a system29 Sep 2026US 12,750,584 B2Carl Zeiss Meditec AG
- Ophthalmic viewing devices22 Sep 2026US 12,740,845 B2Alcon Inc.
- Systems and methods for implanting neural electrodes1 Oct 2026US 2026/0294563 A1William Marsh Rice University
- Adjustable binocular tube and surgical microscope1 Oct 2026US 2026/0299277 A1Zumax Medical Co., Ltd.
- Systems and methods for operative microscope tracking for technical guidance24 Sep 2026US 2026/0283705 A1Dignity Health
- Medical robot guidance system having an integrated touch display, and operating method24 Sep 2026US 2026/0283714 A1
- Miniature modular detachable image-observation base device17 Sep 2026US 2026/0276966 A1National Taiwan University
Most cited
By later US patents
- Microsurgical robot system2,061US 7,155,316 B2Microbotics Corporation · 2006
- System and method for stereotactic registration of image scan data854US 6,006,126 A1999
- Apparatus and method for determining a location of an anatomical target with reference to a medical apparatus593US 6,405,072 B1Sherwood Services AG · 2002
- Process of stereotactic optical navigation477US 5,662,111 A1997
- Reference display systems for superimposing a tomagraphic image onto the focal plane of an operating microscope454US 4,722,056 ATrustees of Dartmouth College · 1988