- All sections
- G - Physics
- G05D - Systems for controlling or regulating non-electric variables
- G05D 19/02 - Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase characterised by the use of electric means
Patent holdings for IPC class G05D 19/02
Total number of patents in this class: 281
10-year publication summary
|
19
|
26
|
33
|
16
|
23
|
10
|
11
|
12
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lord Corporation | 466 |
8 |
| Sony Corporation | 30634 |
7 |
| Mitsubishi Electric Corporation | 47302 |
7 |
| Sinfonia Technology Co., Ltd. | 273 |
6 |
| Monahan Products LLC | 261 |
5 |
| AAC Technologies Pte. Ltd. | 1488 |
5 |
| Canon Inc. | 41573 |
4 |
| Amazon Technologies, Inc. | 27447 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1988 |
4 |
| D-Box Technologies Inc. | 89 |
4 |
| Goertek Inc. | 2724 |
4 |
| Schlumberger Technology Corporation | 11238 |
3 |
| International Business Machines Corporation | 61904 |
3 |
| Pratt & Whitney Canada Corp. | 5050 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32904 |
3 |
| ABB Oy | 155 |
3 |
| Industry-Academic Cooperation Foundation, Dankook University | 170 |
3 |
| National Oilwell Varco, L.P. | 1701 |
3 |
| Samsung Electronics Co., Ltd. | 151017 |
2 |
| AT&T Intellectual Property I, L.P. | 9752 |
2 |
| Other owners | 198 |