- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 9/02 - Level control, e.g. controlling quantity of material stored in vessel without auxiliary power
Patent holdings for IPC class G05D 9/02
Total number of patents in this class: 41
10-year publication summary
|
9
|
6
|
8
|
5
|
7
|
6
|
8
|
3
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bemis Manufacturing Company | 235 |
2 |
| Mustang Sampling LLC | 133 |
2 |
| Novinium, LLC | 104 |
2 |
| Siemens AG | 24575 |
1 |
| Applied Materials, Inc. | 17676 |
1 |
| Sabic Innovative Plastics IP B.V. | 683 |
1 |
| Huawei Device Co., Ltd. | 2759 |
1 |
| Agency for Science, Technology and Research | 3557 |
1 |
| Acorn Engineering Company | 166 |
1 |
| Alfred Kaercher GmbH & Co. KG | 125 |
1 |
| B/E Aerospace, Inc. | 1558 |
1 |
| Clay and Bailey Manufacturing Company | 5 |
1 |
| Crosstex International, Inc. | 114 |
1 |
| Hohai University | 195 |
1 |
| Hydrogarden Wholesale Supplies Limited | 4 |
1 |
| Nordson Corporation | 1207 |
1 |
| Raval A.c.s. Ltd. | 38 |
1 |
| Safran Aircraft Engines | 6021 |
1 |
| Shenzhen Xingrisheng Industrial Co., Ltd. | 107 |
1 |
| Special Coating Laboratory International Archamps | 1 |
1 |
| Other owners | 18 |