G01N 2021/154
Ultrasonic cleaning
Official title: {Ultrasonic cleaning}
G01N2021/154 (Ultrasonic cleaning) appears on 43 US grants and 50 published applications in this corpus.
Search patents in G01N- Granted patents
- 43
- Published applications
- 50
- Assignees
- 45
- Inventors
- 119
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 1 | 3 |
| 2012 | 0 | 3 |
| 2013 | 2 | 2 |
| 2014 | 3 | 2 |
| 2015 | 2 | 3 |
| 2016 | 0 | 4 |
| 2017 | 0 | 3 |
| 2018 | 4 | 1 |
| 2019 | 4 | 1 |
| 2020 | 2 | 1 |
| 2021 | 2 | 4 |
| 2022 | 1 | 2 |
| 2023 | 2 | 3 |
| 2024 | 3 | 5 |
| 2025 | 1 | 3 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Equipment for measuring the content of organic substances in water emulsions and solutions25 Aug 2026US 12,716,830 B2PBT Works s.r.o.
- Self-cleaning optical probe5 May 2026US 12,618,769 B2Inov8 Systems Limited
- System for evaluating grain in grain handling systems24 Feb 2026US 12,560,527 B2Sukup Manufacturing Company
- Method for keeping clear a viewing region of an optical monitoring device26 Aug 2025US 12,397,750 B2EchoVista Ultrasound Surface Cleaning LTD
- Method for protecting an optical sensor of a vehicle from environmental pollutants9 Jul 2024US 12,030,095 B2Ford Global Technologies, LLC
- Heating enhanced structure for photo-sensitive sensing device with automatic foreign object removal10 Jul 2025US 2025/0224608 A1H.P.B. Optoelectronics Co., Ltd.
- Device for monitoring water-miscible cooling lubricant10 Apr 2025US 2025/0116649 A1
- Equipment For Measuring The Content Of Organic Substances In Water Emulsions And Solutions27 Feb 2025US 2025/0067658 A1PBT Works s.r.o.
- Method for protecting an optical sensor of a vehicle from environmental pollutants31 Oct 2024US 2024/0359219 A1Ford Global Technologies, LLC
- Cleaning system for probe unit24 Oct 2024US 2024/0353314 A1ProAnalysis AS
Most cited
By later US patents
- Permanent optical sensor downhole fluid analysis systems147US 6,437,326 B1Schlumberger Technology Corporation · 2002
- Method and sensor for monitoring gas in a downhole environment58US 6,995,360 B2Schlumberger Technology Corporation · 2006
- Optical flow cell incorporating automatic self-cleaning34US 6,426,794 B1Wyatt Technology Corporation · 2002
- Method and apparatus for immiscible liquids measurement20US 4,045,668 AInternational Telephone and Telegraph Corporation · 1977
- Fiber optic detector for flotation cell processing20US 4,797,550 AConsolidation Coal Company · 1989