G01F 23/045
Cleaning means therefor
Official title: {cleaning means therefor (e.g. dip-stick wipers)}
G01F23/045 (Cleaning means therefor) appears on 52 US grants and 21 published applications in this corpus.
Search patents in G01F- Granted patents
- 52
- Published applications
- 21
- Assignees
- 11
- Inventors
- 64
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- No emission tank gauge17 Jun 2025US 12,332,047 B2
- Self-cleaning dipstick assembly21 May 2024US 11,988,118 B2Lombardini S.R.L.
- Device for cleaning oil gauging equipment14 Nov 2023US 11,815,384 B2
- Oil measurement apparatus27 Dec 2022US 11,536,172 B2Bayerische Motoren Werke Aktiengesellschaft
- Dipstick assembly22 Mar 2022US 11,280,657 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Self-cleaning dipstick assembly1 Aug 2024US 2024/0254902 A1Lombardini S.R.L.
- Self-cleaning dipstick assembly8 Feb 2024US 2024/0044270 A1Lombardini S.R.L.
- No Emission Tank Gauge3 Aug 2023US 2023/0243631 A1
- Device for Cleaning Oil Gauging Equipment24 Nov 2022US 2022/0373378 A1R. B. Industries, Inc.
- Oil Measurement Apparatus19 Aug 2021US 2021/0254520 A1Bayerische Motoren Werke Aktiengesellschaft
Most cited
By later US patents