Patent holdings for IPC class H02K 33/00

Total number of patents in this class: 649

10-year publication summary

93
84
35
46
47
47
22
33
16
12
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
AAC Technologies Pte. Ltd.
1499
72
AAC Acoustic Technologies (Shenzhen) Co., Ltd.
2020
33
Minebea Mitsumi Inc.
1930
22
Goertek Inc.
2814
19
LG Innotek Co., Ltd.
8398
17
Braun GmbH
1381
16
LG Electronics Inc.
75561
14
AAC Microtech (Changzhou) Co., Ltd.
1001
13
Koninklijke Philips N.V.
25763
12
Nidec Sankyo Corporation
1056
11
Hilti Aktiengesellschaft
3651
9
Apple Inc.
58592
8
Panasonic Intellectual Property Management Co., Ltd.
33792
8
Nidec Seimitsu Corporation
19
8
Mitsumi Electric Co., Ltd.
1123
7
Alps Alpine Co., Ltd.
2290
7
Mitsubishi Electric Corporation
47893
5
Jahwa Electronics Co., Ltd.
202
5
Olympus Winter & Ibe GmbH
716
5
Resonant Systems, Inc.
24
5
Other owners 353