- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 23/30 - 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
Patent holdings for IPC class G01F 23/30
Total number of patents in this class: 200
10-year publication summary
|
23
|
27
|
23
|
17
|
15
|
9
|
20
|
7
|
4
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Scentbridge Holdings, LLC | 16 |
7 |
| Illinois Tool Works Inc. | 11485 |
4 |
| Ford Global Technologies, LLC | 20668 |
4 |
| Silicon Controls Pty Ltd. | 32 |
4 |
| LG Electronics Inc. | 73383 |
3 |
| Denso Corporation | 24372 |
3 |
| Aisan Kogyo Kabushiki Kaisha | 744 |
3 |
| Sestra Systems, Inc. | 19 |
3 |
| Tarco Trazabilidad SPA | 3 |
3 |
| IoT Technologies LLC | 28 |
3 |
| Honda Motor Co., Ltd. | 25335 |
2 |
| Toyota Motor Corporation | 32542 |
2 |
| Pratt & Whitney Canada Corp. | 4796 |
2 |
| Caterpillar Inc. | 9593 |
2 |
| Bemis Manufacturing Company | 249 |
2 |
| CDS-John Blue Company | 7 |
2 |
| Economy Mud Products Co. | 20 |
2 |
| Eltek S.p.A. | 200 |
2 |
| Fluid Handling LLC | 246 |
2 |
| Franklin Fueling Systems, Inc. | 40 |
2 |
| Other owners | 143 |