- 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: 279
10-year publication summary
|
21
|
26
|
36
|
19
|
25
|
11
|
12
|
13
|
9
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lord Corporation | 454 |
8 |
| Sony Corporation | 30181 |
7 |
| Mitsubishi Electric Corporation | 48018 |
7 |
| Sinfonia Technology Co., Ltd. | 281 |
6 |
| Monahan Products LLC | 275 |
5 |
| AAC Technologies Pte. Ltd. | 1505 |
5 |
| Canon Inc. | 43817 |
4 |
| Amazon Technologies, Inc. | 28087 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 2023 |
4 |
| D-Box Technologies Inc. | 88 |
4 |
| Goertek Inc. | 2821 |
4 |
| Schlumberger Technology Corporation | 11818 |
3 |
| International Business Machines Corporation | 62634 |
3 |
| Pratt & Whitney Canada Corp. | 5479 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
3 |
| ABB Oy | 168 |
3 |
| Industry-Academic Cooperation Foundation, Dankook University | 190 |
3 |
| National Oilwell Varco, L.P. | 1699 |
3 |
| Samsung Electronics Co., Ltd. | 157719 |
2 |
| AT&T Intellectual Property I, L.P. | 9995 |
2 |
| Other owners | 196 |