G01B 9/02042
Confocal imaging
Official title: {Confocal imaging}
G01B9/02042 (Confocal imaging) appears on 45 US grants and 44 published applications in this corpus.
Search patents in G01B- Granted patents
- 45
- Published applications
- 44
- Assignees
- 37
- Inventors
- 103
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 4 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 0 |
| 2010 | 2 | 2 |
| 2011 | 3 | 3 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 3 | 3 |
| 2019 | 6 | 4 |
| 2020 | 4 | 5 |
| 2021 | 2 | 1 |
| 2022 | 5 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 4 |
| 2025 | 2 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low-bulk interferometric sensor11 Aug 2026US 12,704,369 B2Sciences Et Techniques Industrielles De La Lumiere
- Optical measurement apparatus and method of rapid measurement13 Jan 2026US 12,523,597 B2Occuity Limited
- Optical fiber-typed spectral confocal coherence tomography optical system and application thereof26 Aug 2025US 12,398,994 B1Guangdong University of Technology
- Broadband interferometric confocal microscope8 Apr 2025US 12,270,646 B2University of Rochester
- Wafer carrier thickness measuring device28 Jun 2022US 11,371,829 B2SK Siltron Co., Ltd.
- Low-Bulk Interferometric Sensor9 Oct 2025US 2025/0314475 A1Sciences Et Techniques Industrielles De La Lumiere
- Methods and systems for confocal function determination and correction in an oct imaging system27 Mar 2025US 2025/0102289 A1Heidelberg Engineering GmbH
- Optical measurement apparatus and method of measuring an axial length15 Aug 2024US 2024/0271922 A1Occuity Limited
- Optical measurement apparatus and method of rapid measurement18 Jul 2024US 2024/0241041 A1Occuity Limited
- Optical measurement apparatus and method of rapid measurement11 Jul 2024US 2024/0230312 A1Occuity Limited
Most cited
By later US patents
- 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
- Multiple layer confocal interference microscopy using wavenumber domain reflectometry and background amplitude reduction and compensation161US 6,480,285 B1Zetetic Institute · 2002
- Method and apparatus for confocal interference microscopy with background amplitude reduction and compensation85US 5,760,901 AZetetic Institute · 1998
- Embedded interferometer for reference-mirror calibration of interferometric microscope62US 6,545,761 B1Veeco Instruments Inc. · 2003
- Correlation microscope45US 5,073,018 AThe Board of Trustees of the Leland Stanford Junior University · 1991