E03F 2201/20
Measuring flow in sewer systems
E03F2201/20 (Measuring flow in sewer systems) appears on 26 US grants and 38 published applications in this corpus.
Search patents in E03F- Granted patents
- 26
- Published applications
- 38
- Assignees
- 35
- Inventors
- 57
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 2 |
| 2019 | 3 | 1 |
| 2020 | 2 | 2 |
| 2021 | 2 | 7 |
| 2022 | 1 | 1 |
| 2023 | 3 | 1 |
| 2024 | 0 | 3 |
| 2025 | 0 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow imaging and monitoring for synchronized management of wide area drainage21 Nov 2023US 11,821,769 B2Government of the United States AS Represented By the Administrator of the U.S. Environmental Protection Agency
- Systems and methods using probabilistic forecast for agent-based control of sewers10 Oct 2023US 11,781,306 B2Xylem Vue Inc.
- Warning device, warning system for detecting water level in drainage well4 Jul 2023US 11,694,537 B2Hon Hai Precision Industry Co., Ltd.
- Rainwater filtering device and monitoring system therefor7 Jun 2022US 11,352,280 B2Landroad Inc
- Treatment of wastewater28 Dec 2021US 11,208,339 B2Danmarks Tekniske Universitet
- Method and apparatus for monitoring water quality20 Aug 2026US 2026/0243750 A1
- Systems and methods for controlling fluid-flow network transport infrastructure using connected field devices15 Jan 2026US 2026/0016842 A1Xylem Vue Inc.
- System and method for depth-based flow metering30 Oct 2025US 2025/0334433 A1Hampton Roads Sanitation District
- Method for monitoring a treatment structure for rainwater, and treatment structure for rainwater5 Jun 2025US 2025/0179788 A1Frankische Rohrwerke Gebr. Kirchner GmbH & Co.
- System for increasing and displaying effectiveness and efficiency of stormwater infrastructure8 Feb 2024US 2024/0044123 A1P4 Infrastructure, Inc.
Most cited
By later US patents
- Flow imaging and monitoring for synchronized management of wide area drainage24US 9,541,432 B2The United States of America as represented by the Administrator of the U. S. Environmental Protection Agency · 2017
- Apparatus and technique for metering liquid flow15US 4,799,388 A1989
- Portable wastewater flow meter12US 4,896,542 A1990
- Wastewater source control system8US 6,997,201 B22006
- Combined water storage and detention system and method of precipitation harvesting and management8US 8,591,147 B2Geosyntec Consultants, Inc. · 2013