- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 25/20 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
Patent holdings for IPC class G01F 25/20
Total number of patents in this class: 97
10-year publication summary
0
|
1
|
1
|
1
|
4
|
11
|
17
|
23
|
29
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Endress+Hauser Se+co.kg | 301 |
10 |
Rosemount Tank Radar AB | 291 |
7 |
Vega Grieshaber KG | 690 |
7 |
Endress+Hauser SE+Co. KG | 428 |
5 |
BNSF Railway Company | 328 |
3 |
Pratt & Whitney Canada Corp. | 4215 |
2 |
Aspen Pumps Limited | 133 |
2 |
BASF Coatings GmbH | 1128 |
2 |
Fisher Controls International LLC | 1520 |
2 |
Rosemount Inc. | 1212 |
2 |
Simmonds Precision Products, Inc. | 286 |
2 |
LivaNova Deutschland GmbH | 54 |
2 |
ZF Active Safety GmbH | 187 |
2 |
Endress+Hauser Group Services AG | 93 |
2 |
Roche Diagnostics Operations, Inc. | 1375 |
1 |
Honda Motor Co., Ltd. | 24537 |
1 |
The Boeing Company | 19843 |
1 |
Seiko Epson Corporation | 18724 |
1 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
1 |
Blue Leaf I.P., Inc. | 2758 |
1 |
Other owners | 41 |