G01N 2021/1725
Modulation of properties by light
Official title: {Modulation of properties by light, e.g. photoreflectance}
G01N2021/1725 (Modulation of properties by light) appears on 127 US grants and 148 published applications in this corpus.
Search patents in G01N- Granted patents
- 127
- Published applications
- 148
- Assignees
- 94
- Inventors
- 291
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 2 | 1 |
| 2006 | 2 | 3 |
| 2007 | 3 | 5 |
| 2008 | 1 | 3 |
| 2009 | 5 | 4 |
| 2010 | 4 | 5 |
| 2011 | 2 | 3 |
| 2012 | 3 | 1 |
| 2013 | 5 | 4 |
| 2014 | 3 | 4 |
| 2015 | 4 | 3 |
| 2016 | 2 | 6 |
| 2017 | 6 | 7 |
| 2018 | 2 | 7 |
| 2019 | 8 | 10 |
| 2020 | 8 | 9 |
| 2021 | 5 | 10 |
| 2022 | 10 | 12 |
| 2023 | 7 | 11 |
| 2024 | 11 | 12 |
| 2025 | 14 | 14 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multipoint photo-acoustic measuring device23 Jun 2026US 12,663,363 B2Neta
- Non-destructive inspection and manufacturing metrology systems and methods16 Jun 2026US 12,656,245 B2Onto Innovation Inc.
- Systems and methods for measuring transient surface reflectivity of an optically excited sample31 Mar 2026US 12,590,894 B1Board of Trustees of the University of Alabama, for and on behalf of the University of Alabama in Huntsville
- Widefield photothermal infrared spectroscopic imaging6 Jan 2026US 12,517,042 B2The Board of Trustees of the University of Illinois
- Method, device and system for optical property measurement based on spatial frequency domain imaging28 Oct 2025US 12,455,237 B2Beihang University
- Video rate mid-infrared photothermal microscopy system using synchronized laser scanning6 Aug 2026US 2026/0227328 A1Trustees of Boston University
- Method and system for imaging subsurface features inside a substrate9 Jul 2026US 2026/0194452 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Systems and Methods For Voltage Contrast Imaging Using Photoreflectance Microscopy11 Jun 2026US 2026/0160704 A1
- Fluorescence enhanced photothermal infrared spectroscopy and confocal fluorescence imaging21 May 2026US 2026/0140056 A1Photothermal Spectroscopy Corp.
- Wide area optical photothermal infrared spectroscopy29 Jan 2026US 2026/0029340 A1Photothermal Spectroscopy Corp.
Most cited
By later US patents
- Apparatus and a method for high numerical aperture microscopic examination of materials158US 5,220,403 AInternational Business Machines Corporation · 1993
- Apparatus and a method for high numerical aperture microscopic examination of materials102US 5,208,648 AInternational Business Machines Corporation · 1993
- Manipulation of microfluidic droplets95US 8,528,589 B2Raindance Technologies, Inc. · 2013
- Method and apparatus for selectively targeting specific cells within a cell population63US 6,514,722 B2Oncosis LLC · 2003
- Manipulation of microfluidic droplets50US 8,857,462 B2Raindance Technologies, Inc. · 2014