G02B 21/04
Involving mirrors
Official title: involving mirrors
G02B21/04 (Involving mirrors) appears on 207 US grants and 243 published applications in this corpus.
Search patents in G02B- Granted patents
- 207
- Published applications
- 243
- Assignees
- 138
- Inventors
- 476
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 6 |
| 2005 | 2 | 3 |
| 2006 | 3 | 5 |
| 2007 | 3 | 6 |
| 2008 | 2 | 6 |
| 2009 | 5 | 7 |
| 2010 | 6 | 8 |
| 2011 | 4 | 10 |
| 2012 | 9 | 4 |
| 2013 | 5 | 14 |
| 2014 | 6 | 7 |
| 2015 | 9 | 17 |
| 2016 | 7 | 5 |
| 2017 | 11 | 17 |
| 2018 | 14 | 14 |
| 2019 | 9 | 14 |
| 2020 | 17 | 12 |
| 2021 | 8 | 16 |
| 2022 | 12 | 11 |
| 2023 | 9 | 16 |
| 2024 | 10 | 17 |
| 2025 | 20 | 15 |
| 2026 | 11 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reflection mechanisms of microscopic imaging devices, microscopic imaging devices and methods thereof8 Sep 2026US 12,730,296 B2Shanghai Ruiyu Biotech Co., Ltd.
- Methods and systems for aligning an optical instrument1 Sep 2026US 12,723,917 B2Thermo Electron Scientific Instruments LLC
- Inspection of optical components in optical systems16 Jun 2026US 12,656,217 B2Viavi Solutions Inc.
- Scanning probe microscope9 Jun 2026US 12,650,585 B2Hitachi, Ltd.
- Multi-view reflector microscope9 Jun 2026US 12,650,588 B2Washington University
- Optical microscope and performance determination method24 Sep 2026US 2026/0287873 A1Evident Corporation
- Analysis system and analysis method17 Sep 2026US 2026/0276522 A1Sony Group Corporation
- Disk unit, confocal scanner, and confocal microscope17 Sep 2026US 2026/0276962 A1Yokogawa Electric Corporation
- Portable and low-cost microscopic imaging device3 Sep 2026US 2026/0259399 A1Vital Biosciences Inc.
- Objective lens unit for a microscope, microscope comprising the objective lens unit, and methods of performing cytometry7 May 2026US 2026/0126638 A1
Most cited
By later US patents
- Reflective beam splitting objective75US 4,653,880 ASpectra-Tech, Inc. · 1987
- Spectoscopic sampling accessory having dual measuring and viewing systems75US 5,225,678 AConnecticut Instrument Corporation · 1993
- Spectroscopic sampling accessory having dual measuring and viewing systems75US 5,311,021 AConnecticut Instrument Corporation · 1994
- Broad band DUV, VUV long-working distance catadioptric imaging system51US 6,842,298 B1KLA-Tencor Technologies Corporation · 2005
- Excimer laser inspection system47US 7,136,159 B2KLA-Tencor Technologies Corporation · 2006