G01B 9/021
Using holographic techniques
Official title: using holographic techniques
G01B9/021 (Using holographic techniques) appears on 194 US grants and 128 published applications in this corpus.
Search patents in G01B- Granted patents
- 194
- Published applications
- 128
- Assignees
- 134
- Inventors
- 360
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 4 |
| 2003 | 3 | 3 |
| 2004 | 4 | 8 |
| 2005 | 1 | 1 |
| 2006 | 7 | 6 |
| 2007 | 2 | 4 |
| 2008 | 5 | 5 |
| 2009 | 5 | 3 |
| 2010 | 4 | 7 |
| 2011 | 5 | 5 |
| 2012 | 6 | 2 |
| 2013 | 4 | 2 |
| 2014 | 2 | 3 |
| 2015 | 4 | 7 |
| 2016 | 7 | 4 |
| 2017 | 3 | 5 |
| 2018 | 4 | 9 |
| 2019 | 7 | 6 |
| 2020 | 2 | 10 |
| 2021 | 4 | 6 |
| 2022 | 11 | 12 |
| 2023 | 3 | 5 |
| 2024 | 9 | 4 |
| 2025 | 5 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for processing phase information9 Jun 2026US 12,650,666 B2Electronics and Telecommunications Research Institute
- Geometric phase in-line scanning holography system for transmissive object19 May 2026US 12,632,006 B2Cubixel Co., Ltd.
- Three-dimensional measurement device14 Apr 2026US 12,601,587 B2Ckd Corporation
- Complex diversity for accurate phase retrieval with single shot acquisition29 Jul 2025US 12,372,924 B2Arizona Board of Regents on Behalf of the University of Arizona
- Digital holography metrology system27 May 2025US 12,313,791 B2Mitutoyo Corporation
- Method and apparatus for all-optical spatial frequency domain scanning for broadband high-precision measurement30 Jul 2026US 2026/0219028 A1Electronics and Telecommunications Research Institute
- Optical measurement method and optical measurement system11 Jun 2026US 2026/0160539 A1Otsuka Electronics Co., Ltd.
- Holographic inspection method and system26 Mar 2026US 2026/0085923 A1
- Optical measurement system and optical measurement method30 Oct 2025US 2025/0334525 A1Otsuka Electronics Co., Ltd.
- Semiconductor measurement device and operating method thereof28 Aug 2025US 2025/0271254 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- High finesse holographic fabry-perot etalon and method of fabricating197US 5,293,272 APhysical Optics Corporation · 1994
- Double exposure interferometric analysis of structures and employing ambient pressure stressing135US 4,702,594 AIndustrial Holographics, Inc. · 1987
- Apparatus for the practice of double exposure interferometric non-destructive testing115US 4,425,039 AIndustrial Holographics, Inc. · 1984
- Holographic resolution of complex sound fields99US 4,248,093 AThe Boeing Company · 1981
- System and method for holographic imaging with discernible image of an object78US 5,777,742 AEnvironmental Research Institute of Michigan · 1998