- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/661 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
Patent holdings for IPC class G01F 1/661
Total number of patents in this class: 107
10-year publication summary
|
0
|
0
|
1
|
1
|
9
|
18
|
14
|
29
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1790 |
7 |
| Kyocera Corporation | 14005 |
6 |
| Weatherford Technology Holdings, LLC | 2036 |
5 |
| Halliburton Energy Services, Inc. | 21002 |
4 |
| Becton, Dickinson and Company | 7347 |
4 |
| Stryker Corporation | 5131 |
4 |
| Silixa Ltd. | 95 |
4 |
| ConocoPhillips Company | 1682 |
3 |
| Kohler Co. | 4074 |
2 |
| The General Hospital Corporation | 4784 |
2 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 825 |
2 |
| Government of The United States AS represented by The Administrator of The U.S. Environmental Protection Agency | 12 |
2 |
| University of South Carolina | 838 |
2 |
| Urbanalta Corp | 4 |
2 |
| ExxonMobil Technology and Engineering Company | 1126 |
2 |
| Flow-Lit Ltd. | 2 |
2 |
| Chengdu Sea Pioneers Technology Co.,Ltd. | 10 |
2 |
| Rtx Corporation | 9510 |
2 |
| Wyatt Technology, LLC | 142 |
2 |
| Honeywell International Inc. | 13564 |
1 |
| Other owners | 47 |