- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 16/20 - Control of fluid pressure characterised by the use of electric means
Patent holdings for IPC class G05D 16/20
Total number of patents in this class: 978
10-year publication summary
|
97
|
86
|
91
|
109
|
101
|
84
|
78
|
74
|
82
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Graco Minnesota Inc. | 1124 |
24 |
| Robert Bosch GmbH | 40953 |
21 |
| Fisher Controls International LLC | 1520 |
17 |
| Tescom Corporation | 124 |
16 |
| HYDAC Fluidtechnik GmbH | 130 |
15 |
| Shimadzu Corporation | 5791 |
11 |
| Emerson Process Management Regulator Technologies, Inc. | 373 |
11 |
| Fujikin Incorporated | 671 |
11 |
| Halliburton Energy Services, Inc. | 20165 |
10 |
| Hamilton Sundstrand Corporation | 4525 |
9 |
| Siemens Industry, Inc. | 1417 |
9 |
| ZF Friedrichshafen AG | 6820 |
8 |
| Honeywell International Inc. | 13799 |
7 |
| Boston Dynamics, Inc. | 453 |
7 |
| Hyundai Motor Company | 19021 |
7 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
7 |
| MKS Instruments, Inc. | 698 |
7 |
| Saudi Arabian Oil Company | 11322 |
7 |
| Steeper Energy ApS | 81 |
7 |
| Siemens AG | 24990 |
6 |
| Other owners | 761 |