- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 23/263 - 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 measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
Patent holdings for IPC class G01F 23/263
Total number of patents in this class: 258
10-year publication summary
1
|
3
|
3
|
12
|
20
|
47
|
53
|
51
|
55
|
8
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Gen-Probe Incorporated | 999 |
11 |
Vega Grieshaber KG | 725 |
7 |
Japan Aviation Electronics Industry, Limited | 1667 |
5 |
Microchip Technology Incorporated | 2705 |
5 |
Tecan Trading AG | 325 |
5 |
Altria Client Services LLC | 2026 |
4 |
Charles Austen Pumps Limited | 46 |
4 |
Goodrich Corporation | 2088 |
4 |
Shanghai Kohler Electronics, Ltd. | 142 |
4 |
The Boeing Company | 19900 |
3 |
Sanofi-Aventis Deutschland GmbH | 2604 |
3 |
Seiko Epson Corporation | 18966 |
3 |
NGK Insulators, Ltd. | 4782 |
3 |
ASM IP Holding B.V. | 1874 |
3 |
Aspen Pumps Limited | 135 |
3 |
Eltek S.p.A. | 201 |
3 |
Heineken Supply Chain B.V. | 342 |
3 |
Nippon Pillar Packing Co., Ltd. | 261 |
3 |
Pitco Frialator, Inc. | 51 |
3 |
Zobele Holding S.p.A. | 362 |
3 |
Other owners | 176 |