- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 33/06 - Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the frequency of operation is determined by the frequency of uninterrupted AC energisation with polarised armatures
Patent holdings for IPC class H02K 33/06
Total number of patents in this class: 80
10-year publication summary
|
4
|
5
|
4
|
15
|
9
|
13
|
5
|
8
|
4
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Minebea Mitsumi Inc. | 1461 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| AAC Technologies Pte. Ltd. | 1436 |
5 |
| LG Electronics Inc. | 69257 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1827 |
3 |
| Goertek Inc. | 2477 |
3 |
| Nidec Sankyo Corporation | 1117 |
3 |
| Nidec Seimitsu Corporation | 22 |
3 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| AAC Microtech (Changzhou) Co., Ltd. | 458 |
2 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
2 |
| Lofelt GmbH | 10 |
2 |
| Nidec Copal Corporation | 277 |
2 |
| Wahl GmbH | 123 |
2 |
| Hitachi Astemo, Ltd. | 5618 |
2 |
| General Electric Company | 18133 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| Sanyo Electric Co., Ltd. | 3926 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
| Other owners | 21 |