- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 23/44 - 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 floats using bands or wires as transmission elements using electrically actuated indicating means
Patent holdings for IPC class G01F 23/44
Total number of patents in this class: 23
10-year publication summary
|
3
|
2
|
3
|
3
|
1
|
1
|
4
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tara Oilfield Services Ltd. | 4 |
3 |
| Pratt & Whitney Canada Corp. | 5223 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 15022 |
1 |
| Lawrence Livermore National Security, LLC | 1960 |
1 |
| B/E Aerospace, Inc. | 1697 |
1 |
| Baron Brew Equipment | 3 |
1 |
| Chengli Li | 81 |
1 |
| Cox, Christopher E. | 10 |
1 |
| Endress+Hauser GmbH+Co. KG | 442 |
1 |
| KEPCO Engineering & Construction Company, Inc. | 78 |
1 |
| Massa Products Corporation, DBA Massa Products Corporation | 21 |
1 |
| Methode Electronics, Inc. | 145 |
1 |
| Starbucks Corporation, DBA Starbucks Coffee Company | 1017 |
1 |
| Universite Jean Monnet Saint Etienne | 179 |
1 |
| Varec, Inc. | 17 |
1 |
| Framatome | 195 |
1 |
| Centre National de La Recherche Scientifique (cnrs) | 3056 |
1 |
| Kitazawa Technology Office Ltd. | 1 |
1 |
| Sungrim M&C Co., Ltd. | 1 |
1 |
| The Cleaver-Brooks Company, Inc. | 64 |
1 |
| Other owners | 1 |