- All sections
- H - Electricity
- H02K - Dynamo-electric machines
- H02K 31/02 - Acyclic motors or generators, i.e. DC machines having drum or disc armatures with continuous current collectors with solid-contact collectors
Patent holdings for IPC class H02K 31/02
Total number of patents in this class: 21
10-year publication summary
|
2
|
3
|
4
|
2
|
3
|
1
|
6
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Premergy, Inc. | 28 |
5 |
| Linear Labs, Inc. | 75 |
4 |
| Holcomb Scientific Research Limited | 14 |
2 |
| Robert Bosch GmbH | 42861 |
1 |
| University of Florida Research Foundation, Inc. | 4055 |
1 |
| Amber Kinetics, Inc. | 45 |
1 |
| BAE Systems Land & Armaments, L.P. | 53 |
1 |
| infiniRel Corporation | 6 |
1 |
| Regents of the University of Minnesota | 2713 |
1 |
| Heron Energy Pte Ltd | 5 |
1 |
| Serby AG | 1 |
1 |
| SERBY, Reuven | 2 |
1 |
| Tornilo B.V. | 1 |
1 |
| Other owners | 0 |