• All sections
  • G - Physics
  • G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering 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: 379

10-year publication summary

3
4
13
22
55
59
57
58
74
34
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
KT & G Corporation
3019
13
Gen-Probe Incorporated
1023
9
Japan Aviation Electronics Industry, Limited
1836
9
Vega Grieshaber KG
762
8
Altria Client Services LLC
2375
7
Endress+Hauser Se+co.kg
366
7
Safran AeroSystems
292
7
LG Electronics Inc.
75274
6
Tecan Trading AG
357
6
Seiko Epson Corporation
20081
5
Microchip Technology Incorporated
3230
5
STRATEC SE
104
5
Charles Austen Pumps Limited
54
4
Heineken Supply Chain B.V.
364
4
Shanghai Kohler Electronics, Ltd.
148
4
KegSpeed LLC
18
4
The Boeing Company
20131
3
Sanofi-Aventis Deutschland GmbH
2599
3
NGK Insulators, Ltd.
5223
3
ASM IP Holding B.V.
2319
3
Other owners 264