G02B 21/0032
Optical details of illumination
Official title: {Optical details of illumination, e.g. light-sources, pinholes, beam splitters, slits, fibers (G02B21/0036 - G02B21/008; means for illumination of specimens in general G02B21/06)}
G02B21/0032 (Optical details of illumination) appears on 1,342 US grants and 1,673 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,342
- Published applications
- 1,673
- Assignees
- 556
- Inventors
- 2,333
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 10 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 9 |
| 2002 | 10 | 25 |
| 2003 | 13 | 10 |
| 2004 | 21 | 23 |
| 2005 | 14 | 24 |
| 2006 | 18 | 32 |
| 2007 | 13 | 41 |
| 2008 | 21 | 26 |
| 2009 | 25 | 33 |
| 2010 | 13 | 30 |
| 2011 | 22 | 42 |
| 2012 | 20 | 40 |
| 2013 | 30 | 31 |
| 2014 | 35 | 38 |
| 2015 | 36 | 72 |
| 2016 | 48 | 93 |
| 2017 | 59 | 127 |
| 2018 | 76 | 92 |
| 2019 | 130 | 120 |
| 2020 | 113 | 139 |
| 2021 | 101 | 138 |
| 2022 | 108 | 107 |
| 2023 | 101 | 113 |
| 2024 | 87 | 91 |
| 2025 | 113 | 97 |
| 2026 | 58 | 80 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser illumination techniques for capillary electrophoresis29 Sep 2026US 12,748,072 B2Promega Corporation
- Low cost beam-expanding relay lens29 Sep 2026US 12,748,293 B2CZ Biohub SF, LLC
- Microscope for determining properties of moving objects in a biological sample15 Sep 2026US 12,736,791 B2Carl Zeiss Microscopy GmbH
- Observation apparatus15 Sep 2026US 12,736,796 B2Evident Corporation
- Prism-free differential interference contrast microscope with tunable beam shear distance8 Sep 2026US 12,730,010 B2Board of Regents, The University of Texas System
- 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
- Methods and systems for three-dimensional lightsheet imaging1 Oct 2026US 2026/0299271 A1Countable Labs, Inc.
- Chromatic Confocal System for Line-Scanning an Object1 Oct 2026US 2026/0299272 A1Hong Kong Applied Science and Technology Research Institute Company Limited
Most cited
By later US patents
- Scanning confocal microscope including a single fibre for transmitting light to and receiving light from an object271US 5,120,953 A1992
- Confocal scanning optical microscope232US 5,304,810 AMedical Research Council · 1994
- Laser scanning optical system and laser scanning optical apparatus221US 5,583,342 AHamamatsu Photonics K.K. · 1996
- Imaging system using polarization effects to enhance image quality180US 6,134,010 ALucid, Inc. · 2000
- Confocal imaging methods and apparatus150US 7,329,860 B2Illumina, Inc. · 2008