- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 23/02 - 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 gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
Patent holdings for IPC class G01F 23/02
Total number of patents in this class: 211
10-year publication summary
|
15
|
20
|
22
|
26
|
24
|
17
|
16
|
15
|
15
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bayer HealthCare LLC | 1351 |
8 |
| Meso Scale Technologies, LLC | 405 |
6 |
| HYDAC Accessories GmbH | 43 |
5 |
| Luneta, LLC | 15 |
5 |
| Daikin Industries, Ltd. | 10047 |
4 |
| BNSF Railway Company | 431 |
4 |
| KT & G Corporation | 2636 |
4 |
| Saudi Arabian Oil Company | 13295 |
4 |
| Altria Client Services LLC | 2206 |
3 |
| Cryoport, Inc. | 162 |
3 |
| Glitchbit, LLC | 5 |
3 |
| Saint-Gobain Abrasifs | 656 |
3 |
| Saint-Gobain Abrasives, Inc. | 891 |
3 |
| Tarco Trazabilidad SPA | 3 |
3 |
| LivaNova Deutschland GmbH | 65 |
3 |
| Oil-rite, LLC | 15 |
3 |
| Setra Systems LLC | 53 |
3 |
| Samsung Electronics Co., Ltd. | 147131 |
2 |
| 3m Innovative Properties Company | 17813 |
2 |
| Illinois Tool Works Inc. | 11485 |
2 |
| Other owners | 138 |