G01N 21/453
Holographic interferometry
Official title: {Holographic interferometry (for dimensional measurements G01B9/021 - G01B9/029)}
G01N21/453 (Holographic interferometry) appears on 99 US grants and 131 published applications in this corpus.
Search patents in G01N- Granted patents
- 99
- Published applications
- 131
- Assignees
- 91
- Inventors
- 301
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 2 | 4 |
| 2010 | 3 | 5 |
| 2011 | 1 | 3 |
| 2012 | 4 | 4 |
| 2013 | 2 | 9 |
| 2014 | 5 | 8 |
| 2015 | 3 | 4 |
| 2016 | 7 | 4 |
| 2017 | 4 | 11 |
| 2018 | 3 | 8 |
| 2019 | 11 | 7 |
| 2020 | 10 | 11 |
| 2021 | 3 | 6 |
| 2022 | 9 | 7 |
| 2023 | 5 | 8 |
| 2024 | 8 | 15 |
| 2025 | 6 | 8 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods, apparatuses, and computer program products for analyzing image data related to fluid samples18 Aug 2026US 12,711,640 B2Honeywell International Inc.
- Method for analyzing a biological sample comprising determination of the spatial distribution of biomass along the optical axis30 Jun 2026US 12,669,433 B2Biomerieux
- Light source control device, operating method of light source control device, operating program of light source control device, and digital holography system26 May 2026US 12,638,808 B2FUJIFILM Corporation
- Method comprising determining a quantitative dispersion image of an object and digital in-line hologram microscope scanner12 May 2026US 12,625,358 B2Sony Group Corporation
- Holography apparatus and cell evaluation method31 Mar 2026US 12,591,203 B2FUJIFILM Corporation
- Holographic optical system and method for automatic imaging and interpretation of microbiological samples16 Jul 2026US 2026/0202300 A1Macula Vision Systems, Inc.
- 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.
- Method for determining a surface map and imaging system for same31 Jul 2025US 2025/0244239 A1Mitutoyo Corporation
- Device for in situ observation of sample under test26 Jun 2025US 2025/0208029 A1Virginia Tech Intellectual Properties, Inc.
Most cited
By later US patents
- Terahertz radiation sensor and imaging system35US 7,326,930 B22008
- Coherent evanescent wave imaging33US 6,980,716 B1Arizona Board of Regents · 2005
- Apparatus and method for irradiating a scattering medium30US 8,817,255 B2Canon Kabushiki Kaisha · 2014
- Apparatus and method for irradiating a medium28US 8,954,130 B2Canon Kabushiki Kaisha · 2015
- Holographic shearing interferometer21US 4,118,124 AAgency of Industrial Science and Technology · 1978