E21F 1/02
Test models
Official title: Test models (analogue computers therefor G06G7/50)
E21F1/02 (Test models) appears on 4 US grants and 4 published applications in this corpus.
Search patents in E21F- Granted patents
- 4
- Published applications
- 4
- Assignees
- 2
- Inventors
- 13
- Latest grant
- 20 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
By publication year.
Recent patents
- Three-dimensional analog simulation test system for gas-liquid countercurrent in abandoned mine goaf20 Oct 2020US 10,809,417 B2Taiyuan University of Technology
- Method and system for fluid flow control in a fluid network system12 Jun 2018US 9,995,306 B2ABB Research Ltd.
- Method and system for fluid flow control in a fluid network system5 Jul 2016US 9,382,798 B2ABB Research Ltd.
- System for controlling an ambient air parameter21 Apr 2015US 9,014,859 B2ABB Research Ltd.
- Three-dimensional analog simulation test system for gas-liquid countercurrent in abandoned mine goaf19 Mar 2020US 2020/0088907 A1Taiyuan University of Technology
- Method And System For Fluid Flow Control In A Fluid Network System26 Nov 2015US 2015/0337849 A1ABB Research Ltd.
- Method And System For Fluid Flow Control In A Fluid Network System3 Apr 2014US 2014/0094105 A1ABB Research Ltd.
- System For Controlling An Ambient Air Parameter16 Feb 2012US 2012/0041604 A1ABB Research Ltd.
Most cited
By later US patents