G02B 21/006
Focusing arrangements
Official title: {focusing arrangements; selection of the plane to be imaged}
G02B21/006 (Focusing arrangements) appears on 410 US grants and 460 published applications in this corpus.
Search patents in G02B- Granted patents
- 410
- Published applications
- 460
- Assignees
- 235
- Inventors
- 821
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 1 |
| 2002 | 9 | 4 |
| 2003 | 1 | 7 |
| 2004 | 7 | 8 |
| 2005 | 1 | 12 |
| 2006 | 6 | 11 |
| 2007 | 11 | 13 |
| 2008 | 6 | 9 |
| 2009 | 8 | 6 |
| 2010 | 6 | 8 |
| 2011 | 3 | 8 |
| 2012 | 3 | 12 |
| 2013 | 6 | 15 |
| 2014 | 9 | 7 |
| 2015 | 12 | 15 |
| 2016 | 11 | 28 |
| 2017 | 18 | 32 |
| 2018 | 26 | 28 |
| 2019 | 40 | 37 |
| 2020 | 35 | 52 |
| 2021 | 28 | 35 |
| 2022 | 32 | 32 |
| 2023 | 23 | 21 |
| 2024 | 31 | 19 |
| 2025 | 28 | 21 |
| 2026 | 9 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Apparatus and method for inline detection and modification of suboptimal scan views of a plurality of consecutive images25 Aug 2026US 12,717,125 B1Pramana, Inc.
- Microscopy system and method using an immersion liquid7 Jul 2026US 12,674,970 B2Idea Machine Development Design & Production Ltd.
- Optical device for modifying a light beam1 Oct 2026US 2026/0299273 A1Carl Zeiss Microscopy GmbH
- Disk unit, confocal scanner, and confocal microscope17 Sep 2026US 2026/0276962 A1Yokogawa Electric Corporation
- Confocal microscope and method for confocal microscopy, with automatic focusing17 Sep 2026US 2026/0276963 A1Bruker Switzerland AG
- Imaging system with photon reallocation6 Aug 2026US 2026/0227614 A1Centre National De La Recherche Scientifique
- Systems and Methods for High Throughput Single Molecule Tracking in Living Cells30 Jul 2026US 2026/0220796 A1Eikon Therapeutics, Inc.
Most cited
By later US patents
- Confocal measuring microscope with automatic focusing340US 4,844,617 ATencor Instruments · 1989
- Virtual object display interface between a wearable device and a mobile device264US 11,169,600 B1Snap Inc. · 2021
- Multiple layer, multiple track optical disk access by confocal interference microscopy using wavenumber domain reflectometry and background amplitude reduction and compensation252US 6,091,496 AZetetic Institute · 2000
- Method and apparatus for screening chemical compounds236US 6,388,788 B1Praelux Incorporated · 2002
- Laser imaging system for inspection and analysis of sub-micron particles219US 5,479,252 AUltrapointe Corporation · 1995