G01N 2021/416
Visualising flow by index measurement
Official title: {Visualising flow by index measurement}
G01N2021/416 (Visualising flow by index measurement) appears on 9 US grants and 5 published applications in this corpus.
Search patents in G01N- Granted patents
- 9
- Published applications
- 5
- Assignees
- 6
- Inventors
- 14
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for monitoring liquid-liquid extraction6 Oct 2026US 12,754,120 B2Triad National Security, LLC
- Apparatuses, systems, and methods for sample testing17 Feb 2026US 12,553,885 B2Hand Held Products, Inc.
- Apparatuses, systems, and methods for sample testing20 Jan 2026US 12,529,696 B2Hand Held Products, Inc.
- Flow cell and detector equipped with the flow cell16 Nov 2021US 11,175,218 B2Shimadzu Corporation
- Methods and apparatus for retroreflective surface inspection and distortion measurement27 Apr 1993US 5,206,700 ADiffracto Ltd.
- Optico-dynamic Light Tunnel21 May 2026US 2026/0140041 A1
- Apparatuses, systems, and methods for sample testing18 May 2023US 2023/0152305 A1Hand Held Products, Inc.
- Method and system for monitoring liquid-liquid extraction4 May 2023US 2023/0135792 A1Triad National Security, LLC
- Flow cell and detector equipped with the flow cell21 May 2020US 2020/0158626 A1Shimadzu Corporation
- Method and system for rendering visible a plume of dispersing fluid so as to reveal its source1 Sep 2016US 2016/0252650 A1Shell Oil Company
Most cited
By later US patents
- Diffractosight improvements46US 4,863,268 ADiffracto Ltd. · 1989
- Methods and apparatus for retroreflective surface inspection and distortion measurement12US 5,206,700 ADiffracto Ltd. · 1993
- Non destructive testing and other applications using retroreflective illumination11US 4,907,888 ADiffracto Ltd. · 1990
- Methods and apparatus for retroreflective surface inspection and distortion measurement7US 5,074,661 ADiffracto Ltd. · 1991
- Optical monitor for observing turbulent flow3US 5,121,985 AThe United States of America as represented by the United States Department of Energy · 1992