- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 23/32 - Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature with provision for adjustment of the effect of the auxiliary heating device, e.g. as a function of time
Patent holdings for IPC class G05D 23/32
Total number of patents in this class: 117
10-year publication summary
|
5
|
7
|
4
|
2
|
10
|
8
|
4
|
2
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Resideo LLC | 1219 |
13 |
| LG Electronics Inc. | 75654 |
7 |
| Haier US Appliance Solutions, Inc. | 4031 |
5 |
| Mitsubishi Electric Corporation | 47971 |
4 |
| Samsung Electronics Co., Ltd. | 157557 |
3 |
| Carrier Corporation | 3958 |
3 |
| Trane International Inc. | 1227 |
3 |
| International Business Machines Corporation | 62621 |
2 |
| Whirlpool Corporation | 4639 |
2 |
| Daikin Industries, Ltd. | 10478 |
2 |
| Applied Biosystems, LLC | 287 |
2 |
| Johnson Controls Technology Company | 1387 |
2 |
| Google LLC | 44482 |
2 |
| Qingdao Haier Refrigerator Co., Ltd | 1651 |
2 |
| Thermo Fisher Scientific (Bremen) GmbH | 624 |
2 |
| Tyco Fire & Security GmbH | 3631 |
2 |
| Haier Smart Home Co., Ltd. | 5707 |
2 |
| Bioland Laboratory | 33 |
2 |
| Zhuhai Thud Technology Co., Ltd | 2 |
2 |
| Samsung Display Co., Ltd. | 38570 |
1 |
| Other owners | 54 |