- 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: 277
10-year publication summary
|
24
|
21
|
26
|
36
|
19
|
25
|
11
|
12
|
12
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lord Corporation | 472 |
11 |
| Sony Corporation | 31052 |
7 |
| Mitsubishi Electric Corporation | 46093 |
7 |
| Sinfonia Technology Co., Ltd. | 263 |
6 |
| Monahan Products LLC | 239 |
5 |
| AAC Technologies Pte. Ltd. | 1462 |
5 |
| Amazon Technologies, Inc. | 26677 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1938 |
4 |
| D-Box Technologies Inc. | 87 |
4 |
| Goertek Inc. | 2657 |
4 |
| Schlumberger Technology Corporation | 10717 |
3 |
| International Business Machines Corporation | 61228 |
3 |
| Pratt & Whitney Canada Corp. | 4745 |
3 |
| Raytheon Company | 8389 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
3 |
| ABB Oy | 158 |
3 |
| Industry-Academic Cooperation Foundation, Dankook University | 168 |
3 |
| National Oilwell Varco, L.P. | 1671 |
3 |
| Samsung Electronics Co., Ltd. | 146092 |
2 |
| AT&T Intellectual Property I, L.P. | 9508 |
2 |
| Other owners | 192 |