- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 9/00 - Level control, e.g. controlling quantity of material stored in vessel
Patent holdings for IPC class G05D 9/00
Total number of patents in this class: 506
10-year publication summary
|
23
|
33
|
13
|
13
|
20
|
9
|
6
|
2
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE Infrastructure Technology, LLC | 6206 |
19 |
| Zeco Systems Pte Ltd | 22 |
15 |
| Causam Enterprises, Inc. | 128 |
12 |
| Enel X North America, Inc. | 126 |
12 |
| Landis+Gyr Technology, Inc. | 493 |
10 |
| Haier US Appliance Solutions, Inc. | 3914 |
9 |
| GE Digital Holdings LLC | 336 |
8 |
| International Business Machines Corporation | 61969 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 33033 |
6 |
| Google LLC | 43466 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8964 |
5 |
| Toshiba Corporation | 12546 |
5 |
| Accenture Global Services Limited | 1386 |
5 |
| Tyco Fire & Security GmbH | 3510 |
5 |
| General Electric Company | 13777 |
4 |
| Deere & Company | 7850 |
4 |
| Kyocera Corporation | 14195 |
4 |
| Johnson Controls Technology Company | 1403 |
4 |
| Global Embedded Technologies, Inc. | 8 |
4 |
| Vestas Wind Systems A/S | 3747 |
4 |
| Other owners | 359 |