G01G 13/248
Continuous control of flow of material
Official title: {Continuous control of flow of material (control of flow G05D7/00)}
G01G13/248 (Continuous control of flow of material) appears on 53 US grants and 32 published applications in this corpus.
Search patents in G01G- Granted patents
- 53
- Published applications
- 32
- Assignees
- 47
- Inventors
- 84
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 3 | 4 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 3 |
| 2025 | 3 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for controlling discharge flow rate in a loss-in-weight scale3 Mar 2026US 12,566,088 B2Mettler-Toledo (Changzhou) Measurement Technology Ltd.
- PLC coal machine control system27 Jan 2026US 12,534,305 B2Shantou Power Plant of Huaneng (Guangdong) Energy Development Co., Ltd.
- Concentrate filling system6 May 2025US 12,290,788 B2Clear IP Corporation
- Concentrate filling system8 Apr 2025US 12,269,631 B2Clear IP Corporation
- Apparatus and method for weighing pharmaceutical containers nested in a carrier4 Mar 2025US 12,241,773 B2Syntegon Technology GmbH
- PLC coal machine control system30 May 2024US 2024/0174450 A1Shantou Power Plant of Huaneng (Guangdon) Energy Development Co., Ltd.
- Concentrate filling system8 Feb 2024US 2024/0043148 A1Clear IP Corporation
- Concentrate filling system8 Feb 2024US 2024/0044693 A1Clear IP Corporation
- Method for controlling discharge flow rate in a loss-in-weight scale4 May 2023US 2023/0139042 A1Mettler-Toledo (Changzhou) Measurement Technology Ltd.
- Apparatus and method for weighing pharmaceutical containers nested in a carrier22 Sep 2022US 2022/0299356 A1Syntegon Technology GmbH
Most cited
By later US patents
- Method and apparatus for improving the accuracy of closed loop controlled systems75US 5,132,897 ACarl Schenck AG · 1992
- Apparatus for automatically dispensing weight-controlled portions of granular foodstuff53US 4,723,614 AOy Maxi-Tuotanto AB · 1988
- Apparatus for the automatic determination of a continuous bulk material throughput by means of a continuous balance42US 4,944,428 A1990
- Wild-flow loss-in-weight weighing system37US 4,867,343 AAcrison, Inc. · 1989
- Adaptation to major or sporadic disturbance error in weigh feeding apparatus33US 4,762,252 AHyer Industries, Inc. · 1988