G01B 9/02097
Self-interferometers
G01B9/02097 (Self-interferometers) appears on 190 US grants and 172 published applications in this corpus.
Search patents in G01B- Granted patents
- 190
- Published applications
- 172
- Assignees
- 120
- Inventors
- 358
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 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 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 7 |
| 2004 | 2 | 4 |
| 2005 | 3 | 5 |
| 2006 | 3 | 4 |
| 2007 | 3 | 4 |
| 2008 | 5 | 2 |
| 2009 | 2 | 2 |
| 2010 | 5 | 6 |
| 2011 | 5 | 5 |
| 2012 | 3 | 5 |
| 2013 | 6 | 2 |
| 2014 | 7 | 6 |
| 2015 | 3 | 4 |
| 2016 | 8 | 12 |
| 2017 | 6 | 14 |
| 2018 | 12 | 8 |
| 2019 | 18 | 8 |
| 2020 | 7 | 10 |
| 2021 | 10 | 18 |
| 2022 | 11 | 15 |
| 2023 | 7 | 11 |
| 2024 | 9 | 13 |
| 2025 | 13 | 5 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Double-mirror shear interferometer8 Sep 2026US 12,729,950 B2Hochschule Trier
- Optical displacement sensor18 Aug 2026US 12,710,264 B2Sensibel AS
- Stackable and/or nestable box19 May 2026US 12,631,438 B2Fami S.R.L.
- Compact shearography system with adjustable shear distance3 Mar 2026US 12,566,058 B2Nikon Corporation
- Self-referencing interferometric microscope11 Nov 2025US 12,467,737 B1Camtek Ltd.
- Telecentric interferometer, method for determining a characteristic of an input light field, and interferometer assembly16 Jul 2026US 2026/0202183 A1
- Optical measurement device and method19 Mar 2026US 2026/0078999 A1LMI Technologies Inc.
- Phase detection device using phase shifting including geometric phase optical element6 Nov 2025US 2025/0341389 A1PSI System Inc.
- Semiconductor measurement device25 Sep 2025US 2025/0297849 A1Samsung Electronics Co., Ltd.
- Metrology for additive manufacturing24 Apr 2025US 2025/0130037 A1Nikon Corporation
Most cited
By later US patents
- White light velocity interferometer144US 5,910,839 AThe Regents of the University of California · 1999
- Method and apparatus for speckle-shearing interferometric deformation analysis130US 4,682,892 AThe Goodyear Tire & Rubber Company · 1987
- Range gated shearography systems and related methods82US 7,667,824 B1Alpha Technology, LLC · 2010
- Polarization-sensitive spectral interferometry79US 8,125,648 B2Board of Regents, The University of Texas System · 2012
- Interferometer for measuring optical phase differences66US 4,872,755 ACarl-Zeiss-Stiftung · 1989