- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 11/28 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
Patent holdings for IPC class G01F 11/28
Total number of patents in this class: 215
10-year publication summary
|
19
|
15
|
25
|
20
|
23
|
15
|
13
|
15
|
14
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22178 |
11 |
| Unilever PLC | 3540 |
6 |
| Unilever N.V. | 3440 |
6 |
| Dow Global Technologies LLC | 10147 |
6 |
| Flexidose | 4 |
4 |
| Fydec Holding AG | 4 |
4 |
| Harro Höfliger Verpackungsmaschinen GmbH | 121 |
4 |
| Hindustan Unilever Limited | 1281 |
4 |
| LPW Technology Ltd. | 58 |
4 |
| 1Touch Holdings, Inc. | 31 |
4 |
| Stryker Corporation | 3864 |
3 |
| Ancosys GmbH | 20 |
3 |
| Glatt Systemtechnik GmbH | 20 |
3 |
| Obrist Closures Switzerland GmbH | 272 |
3 |
| PENTAIR Flow Technologies, LLC | 167 |
3 |
| Silgan Dispensing Systems Slatersville LLC | 32 |
3 |
| Hewlett-Packard Development Company, L.P. | 28538 |
2 |
| Henkel AG & Co. KGaA | 10129 |
2 |
| Altria Client Services LLC | 1866 |
2 |
| AMS, LLC, DBA AMS Bowfishing | 55 |
2 |
| Other owners | 136 |