- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 11/02 - Controlling ratio of two or more flows of fluid or fluent material
Patent holdings for IPC class G05D 11/02
Total number of patents in this class: 143
10-year publication summary
|
14
|
10
|
10
|
9
|
9
|
9
|
7
|
2
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Autoquip, Inc. | 10 |
4 |
| Waters Technologies Corporation | 1697 |
4 |
| Halliburton Energy Services, Inc. | 20901 |
3 |
| Hamilton Sundstrand Corporation | 4881 |
3 |
| Flowcore Systems, LLC | 11 |
3 |
| Bayer HealthCare LLC | 1352 |
2 |
| Applied Materials, Inc. | 18658 |
2 |
| Tokyo Electron Limited | 12733 |
2 |
| Rockwell Automation Technologies, Inc. | 2726 |
2 |
| Air Products and Chemicals, Inc. | 1424 |
2 |
| Asahi Kasei Bioprocess, Inc. | 6 |
2 |
| Aurep Dos, S.L. | 3 |
2 |
| Baltimore Aircoil Company, Inc. | 175 |
2 |
| Elemental Scientific, Inc. | 271 |
2 |
| GE Healthcare Bio-Sciences AB | 541 |
2 |
| Hydro-Gear Limited Partnership | 344 |
2 |
| J-Lok Co. | 39 |
2 |
| Oventrop GmbH & Co. KG | 75 |
2 |
| GL&V Sweden AB | 3 |
2 |
| Marmac Water LLC | 8 |
2 |
| Other owners | 96 |