- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 41/02 - Linear motors; Sectional motors
Patent holdings for IPC class H02K 41/02
Total number of patents in this class: 1128
10-year publication summary
|
93
|
90
|
102
|
88
|
99
|
77
|
79
|
96
|
61
|
30
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
37 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1827 |
31 |
| THK Co., Ltd. | 1206 |
30 |
| Nikon Corporation | 7162 |
24 |
| B&R Industrial Automation GmbH | 194 |
24 |
| Mitsubishi Electric Corporation | 43934 |
23 |
| AAC Technologies (Nanjing) Co., Ltd. | 242 |
22 |
| ASML Netherlands B.V. | 6816 |
19 |
| The University of British Columbia | 1432 |
19 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
17 |
| Beckhoff Automation GmbH | 486 |
15 |
| Goertek Inc. | 2477 |
15 |
| Yamaha Hatsudoki Kabushiki Kaisha | 1998 |
14 |
| Yamaha Motor Co., Ltd. | 2740 |
13 |
| Rockwell Automation Technologies, Inc. | 2547 |
12 |
| Fuji Corporation | 2924 |
12 |
| AAC Technologies Pte. Ltd. | 1436 |
12 |
| Hitachi, Ltd. | 16452 |
11 |
| Etel S.A. | 98 |
10 |
| KYB Corporation | 1278 |
10 |
| Other owners | 758 |