G01N 2021/516
Multiple excitation of scattering medium
Official title: {Multiple excitation of scattering medium, e.g. by retro-reflected or multiply reflected excitation rays}
G01N2021/516 (Multiple excitation of scattering medium) appears on 18 US grants and 10 published applications in this corpus.
Search patents in G01N- Granted patents
- 18
- Published applications
- 10
- Assignees
- 20
- Inventors
- 43
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
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| 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 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Turbidimeter14 Oct 2025US 12,442,764 B2The Wave Talk, Inc.
- Device for water examination13 May 2025US 12,298,214 B2The Wave Talk, Inc.
- Automatic analysis apparatus, automatic analysis method, and storage medium8 Dec 2020US 10,859,483 B2Canon Kabushiki Kaisha
- Signal processing apparatus for eliminating object reflection noise in optical tomographic measurement19 Feb 2019US 10,209,177 B2Sony Corporation
- Systems for fluid analysis using electromagnetic energy that is reflected a number of times through a fluid contained within a reflective chamber30 May 2017US 9,664,610 B2Visualant, Inc.
- Method for determining a scattered light parameter and measuring arrangement for performing the method29 May 2025US 2025/0172495 A1Endress+Hauser Conducta GmbH+Co. KG
- Turbidimeter16 Nov 2023US 2023/0366816 A1The Wave Talk, Inc.
- Device for water examination13 Oct 2022US 2022/0326132 A1The Wave Talk, Inc.
- Automatic analysis apparatus, automatic analysis method, and storage medium13 Feb 2020US 2020/0049606 A1Canon Kabushiki Kaisha
- Signal processing apparatus, optical tomographic measurement apparatus, and signal processing method15 Mar 2018US 2018/0073978 A1Sony Corporation
Most cited
By later US patents
- Gas species monitor system133US 4,953,976 ASpectral Sciences, Inc. · 1990
- Collecting hemispherical attachment for spectrophotometry89US 4,853,542 A1989
- Light scattering particle detector for wafer processing equipment45US 4,739,177 AHigh Yield Technology · 1988
- Method and apparatus for performing high sensitivity fluorescence measurements42US 5,018,866 APackard Instrument Company, Inc. · 1991
- Arrangement for in situ determination of quantity of turbid matter aerosol and/or dust in fluid which flows through a space34US 4,839,529 AImpulsphysik GmbH · 1989