- 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: 43
10-year publication summary
|
9
|
6
|
7
|
5
|
8
|
6
|
8
|
3
|
5
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novinium, LLC | 103 |
3 |
| Bemis Manufacturing Company | 248 |
2 |
| Mustang Sampling LLC | 137 |
2 |
| Siemens AG | 24346 |
1 |
| Applied Materials, Inc. | 19005 |
1 |
| Sabic Innovative Plastics IP B.V. | 681 |
1 |
| Huawei Device Co., Ltd. | 2754 |
1 |
| Agency for Science, Technology and Research | 3659 |
1 |
| Acorn Engineering Company | 180 |
1 |
| Alfred Kaercher GmbH & Co. KG | 121 |
1 |
| B/E Aerospace, Inc. | 1669 |
1 |
| Clay and Bailey Manufacturing Company | 5 |
1 |
| Crosstex International, Inc. | 115 |
1 |
| Hohai University | 213 |
1 |
| Hydrogarden Wholesale Supplies Limited | 4 |
1 |
| National Research Council of Canada | 1556 |
1 |
| Nordson Corporation | 1205 |
1 |
| Raval A.c.s. Ltd. | 38 |
1 |
| Safran Aircraft Engines | 6329 |
1 |
| Shenzhen Xingrisheng Industrial Co., Ltd. | 108 |
1 |
| Other owners | 19 |