- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 45/32 - Pulse-control circuits
Patent holdings for IPC class H05B 45/32
Total number of patents in this class: 116
10-year publication summary
|
0
|
0
|
0
|
3
|
16
|
29
|
26
|
27
|
18
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roku, Inc. | 1373 |
6 |
| Hella GmbH & Co. KGaA | 1592 |
5 |
| DMF, Inc. | 123 |
4 |
| Koito Manufacturing Co., Ltd. | 2210 |
3 |
| Lumileds LLC | 1907 |
3 |
| Radiant Research Limited | 17 |
3 |
| Semisilicon Technology Corp. | 61 |
3 |
| 10644137 Canada Inc. | 66 |
3 |
| Rohm Co., Ltd. | 6411 |
2 |
| ams AG | 776 |
2 |
| Banner Engineering Corporation | 199 |
2 |
| eldoLAB Holding B.V. | 190 |
2 |
| Mitutoyo Corporation | 1242 |
2 |
| STMicroelectronics (Research & Development) Limited | 404 |
2 |
| Valeo Vision | 1492 |
2 |
| Zhejiang Super Lighting Electric Appliance Co., Ltd. | 53 |
2 |
| Ams-osram AG | 243 |
2 |
| Centre National de La Recherche Scientifique | 10321 |
1 |
| Intel Corporation | 46699 |
1 |
| Yazaki Corporation | 6613 |
1 |
| Other owners | 65 |