- 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: 142
10-year publication summary
|
10
|
10
|
9
|
9
|
9
|
7
|
2
|
5
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Autoquip, Inc. | 11 |
4 |
| Waters Technologies Corporation | 1800 |
4 |
| Halliburton Energy Services, Inc. | 21284 |
3 |
| Hamilton Sundstrand Corporation | 5013 |
3 |
| Flowcore Systems, LLC | 11 |
3 |
| Bayer HealthCare LLC | 1301 |
2 |
| Tokyo Electron Limited | 13920 |
2 |
| Rockwell Automation Technologies, Inc. | 2810 |
2 |
| Air Products and Chemicals, Inc. | 1470 |
2 |
| Asahi Kasei Bioprocess, Inc. | 5 |
2 |
| Aurep Dos, S.L. | 3 |
2 |
| Baltimore Aircoil Company, Inc. | 186 |
2 |
| Elemental Scientific, Inc. | 294 |
2 |
| GE Healthcare Bio-Sciences AB | 506 |
2 |
| Hydro-Gear Limited Partnership | 329 |
2 |
| J-Lok Co. | 38 |
2 |
| Oventrop GmbH & Co. KG | 74 |
2 |
| Joy Global Underground Mining LLC | 344 |
2 |
| GL&V Sweden AB | 3 |
2 |
| Marmac Water LLC | 8 |
2 |
| Other owners | 95 |