- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 23/20 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of weight, e.g. to determine the level of stored liquefied gas
Patent holdings for IPC class G01F 23/20
Total number of patents in this class: 172
10-year publication summary
15
|
14
|
12
|
18
|
23
|
27
|
16
|
22
|
17
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Herdstar, LLC | 16 |
7 |
Osborne Industries, Inc. | 36 |
6 |
Deere & Company | 6845 |
4 |
Carrier Corporation | 4759 |
4 |
BNSF Railway Company | 328 |
4 |
Ecolab USA Inc. | 5190 |
4 |
King Saud University | 332 |
4 |
G.D S.p.A. | 929 |
3 |
Glitchbit, LLC | 7 |
3 |
Nanolike | 17 |
3 |
GWA Hygiene GmbH | 15 |
3 |
Halliburton Energy Services, Inc. | 20165 |
2 |
Koninklijke Philips N.V. | 22975 |
2 |
Wistron Corporation | 2270 |
2 |
B/E Aerospace, Inc. | 1493 |
2 |
Buhler AG | 531 |
2 |
C. R. Bard, Inc. | 1765 |
2 |
Colder Products Company | 225 |
2 |
Edwards Vacuum LLC | 155 |
2 |
Gambro Lundia AB | 1383 |
2 |
Other owners | 109 |