G01B 9/02056
Passive reduction of errors
G01B9/02056 (Passive reduction of errors) appears on 782 US grants and 733 published applications in this corpus.
Search patents in G01B- Granted patents
- 782
- Published applications
- 733
- Assignees
- 331
- Inventors
- 1,221
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 12 | 5 |
| 2002 | 11 | 13 |
| 2003 | 17 | 50 |
| 2004 | 30 | 29 |
| 2005 | 30 | 39 |
| 2006 | 44 | 51 |
| 2007 | 33 | 38 |
| 2008 | 48 | 40 |
| 2009 | 41 | 30 |
| 2010 | 23 | 42 |
| 2011 | 38 | 36 |
| 2012 | 29 | 50 |
| 2013 | 34 | 31 |
| 2014 | 26 | 32 |
| 2015 | 35 | 21 |
| 2016 | 25 | 23 |
| 2017 | 24 | 24 |
| 2018 | 28 | 23 |
| 2019 | 20 | 15 |
| 2020 | 17 | 25 |
| 2021 | 16 | 27 |
| 2022 | 30 | 23 |
| 2023 | 17 | 21 |
| 2024 | 11 | 23 |
| 2025 | 18 | 13 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of spatially aligning a patterning device and a substrate22 Sep 2026US 12,743,035 B2ASML Netherlands B. V.
- Interferometric displacement measurement apparatus15 Sep 2026US 12,736,324 B2Oxford University Innovation Limited
- Interferometer for carrying out an optical coherence tomography4 Aug 2026US 12,698,958 B2Heidelberg Engineering GmbH
- Absolute measurement method for the phase of the complex coherence coefficient4 Aug 2026US 12,698,959 B2Shanghai Institute of Technical Physics, Chinese Academy of Sciences
- Stackable and/or nestable box19 May 2026US 12,631,438 B2Fami S.R.L.
- Distance measurement method, distance measurement device, and distance measurement system20 Aug 2026US 2026/0243895 A1Hitachi High-Tech Corporation
- Automated interferometric metrology system for use with exchangeable optical element having embedded calibration information30 Jul 2026US 2026/0219030 A1Zygo Corporation
- System and method for interferometrically measuring a distance16 Jul 2026US 2026/0202543 A1Attocube Systems AG
- White light interferometer and method of adjusting interference optical system23 Apr 2026US 2026/0110530 A1Mitutoyo Corporation
- Shape profile measurement device, shape profile measurement method, and semiconductor manufacturing method including the same16 Apr 2026US 2026/0104244 A1Korea Advanced Institute of Science and Technology
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
- Optical mapping apparatus with adjustable depth resolution251US 5,975,697 AOTI Ophthalmic Technologies Inc. · 1999
- Optical imaging device238US 6,564,089 B2Olympus Optical Co., Ltd. · 2003
- Jamin-type interferometers and components therefor233US 6,678,056 B22004
- Measurements of substances using two different propagation modes of light through a common optical path174US 6,903,820 B2Tomophase Corporation · 2005