G02B 21/0004
Microscopes: specially adapted for specific applications
Official title: {specially adapted for specific applications}
G02B21/0004 (Microscopes: specially adapted for specific applications) appears on 5,837 US grants and 6,708 published applications in this corpus.
Search patents in G02B- Granted patents
- 5,837
- Published applications
- 6,708
- Assignees
- 1,851
- Inventors
- 9,375
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 8 | 0 |
| 1980 | 12 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 11 | 0 |
| 1986 | 15 | 0 |
| 1987 | 12 | 0 |
| 1988 | 17 | 0 |
| 1989 | 28 | 0 |
| 1990 | 13 | 0 |
| 1991 | 23 | 0 |
| 1992 | 30 | 0 |
| 1993 | 32 | 0 |
| 1994 | 26 | 0 |
| 1995 | 19 | 0 |
| 1996 | 36 | 0 |
| 1997 | 28 | 0 |
| 1998 | 51 | 0 |
| 1999 | 69 | 0 |
| 2000 | 65 | 0 |
| 2001 | 71 | 38 |
| 2002 | 82 | 134 |
| 2003 | 86 | 114 |
| 2004 | 93 | 179 |
| 2005 | 109 | 175 |
| 2006 | 129 | 193 |
| 2007 | 121 | 175 |
| 2008 | 115 | 170 |
| 2009 | 135 | 166 |
| 2010 | 109 | 167 |
| 2011 | 132 | 211 |
| 2012 | 125 | 203 |
| 2013 | 140 | 214 |
| 2014 | 170 | 253 |
| 2015 | 191 | 312 |
| 2016 | 223 | 348 |
| 2017 | 303 | 396 |
| 2018 | 318 | 393 |
| 2019 | 431 | 441 |
| 2020 | 398 | 430 |
| 2021 | 325 | 454 |
| 2022 | 356 | 356 |
| 2023 | 290 | 369 |
| 2024 | 321 | 310 |
| 2025 | 324 | 291 |
| 2026 | 207 | 216 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ophthalmic observation apparatus6 Oct 2026US 12,751,618 B2Topcon Corporation
- Stereoscopic assembly, surgical microscope with stereoscopic assembly, and surgical set6 Oct 2026US 12,754,406 B2Schoelly Fiberoptic GmbH
- Auto-navigating digital surgical microscope29 Sep 2026US 12,746,069 B2Aesculap AG
- Laser illumination techniques for capillary electrophoresis29 Sep 2026US 12,748,072 B2Promega Corporation
- Microscopy imaging29 Sep 2026US 12,748,128 B2Alentic Microscience Inc.
- System and method for microscopy using a smart device8 Oct 2026US 2026/0309965 A1Georgia Tech Research Corporation
- Illumination device for a light sheet microscope8 Oct 2026US 2026/0309966 A1Viventis Microscopy SàRl
- An imaging device and a method for imaging8 Oct 2026US 2026/0309967 A1Imec Vzw
- Immersion system, microscope and method for controlling an immersion system8 Oct 2026US 2026/0309968 A1
- Apparatus for an optical imaging system, optical imaging system, method and computer program8 Oct 2026US 2026/0309971 A1Leica Instruments (Singapore) Pte. Ltd.
Most cited
By later US patents
- Tandem linear scanning confocal imaging system with focal volumes at different heights499US 5,248,876 AInternational Business Machines Corporation · 1993
- Laser excited confocal microscope fluorescence scanner and method491US 5,091,652 AThe Regents of the University of California · 1992
- Microlens scanner for microlithography and wide-field confocal microscopy461US 6,133,986 A2000
- Surgical microscope405US 6,434,416 B1Olympus Optical Co., Ltd. · 2002
- Optical coherence tomography assisted surgical apparatus363US 6,004,314 ACarl Zeiss AG · 1999