G01P 13/008
Indicating or recording presence, absence, or direction, of movement: by using a
Official title: {by using a window mounted in the fluid carrying tube (G01P13/0013, G01P13/0026, G01P13/004 take precedence)}
G01P13/008 (Indicating or recording presence, absence, or direction, of movement: by using a) appears on 72 US grants and 17 published applications in this corpus.
Search patents in G01P- Granted patents
- 72
- Published applications
- 17
- Assignees
- 53
- Inventors
- 116
- Latest grant
- 14 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 3 |
| 2022 | 1 | 0 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Sanitary in-line sight glass assembly14 Nov 2023US 11,815,730 B2Dixon Valve and Coupling Company
- Quantitative essential oil dripping device6 Jun 2023US 11,667,514 B2Shenzhen Dituo Electronic Co., Ltd
- Two-dimensional wind-speed and wind-direction sensor and system thereof22 Nov 2022US 11,506,681 B2Laser Institute, Shandong Academy of Sciences
- Monitoring device and method of an oil flow mixed with air5 Nov 2019US 10,465,846 B2DROPSA S.p.A.
- Automatic detection system for detecting disruptions in the flow to a dispensing apparatus30 Jul 2019US 10,365,665 B2
- Two-dimensional wind-speed and wind-direction sensor and system thereof18 Nov 2021US 2021/0356491 A1Laser Institute, Shandong Academy of Sciences
- Fluid Hose Splice Assembly27 May 2021US 2021/0156883 A1
- Quantitative essential oil dripping device11 Feb 2021US 2021/0039945 A1Shenzhen Dituo Electronic Co., Ltd
- Sanitary in-line sight glass assembly1 Oct 2020US 2020/0310068 A1Dixon Valve and Coupling Company
- Microfluidic chip and microfluidic system5 Dec 2019US 2019/0369007 A1Boe Technology Group Co., Ltd.
Most cited
By later US patents
- Automatic air-in-line fluid detector109US 4,114,144 AIMED Corporation · 1978
- Flow switch device for medical applications92US 5,445,622 A1995
- Ratiometric air-in-line detector91US 4,857,050 AFisher Scientific Company · 1989
- Flow monitoring device for medical application75US 6,290,681 B1Remote Medical Corporation · 2001
- Flow fault sensing system73US 4,431,425 AQuest Medical, Inc. · 1984