- 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: 127
10-year publication summary
|
0
|
0
|
3
|
15
|
28
|
24
|
25
|
17
|
9
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Roku, Inc. | 1508 |
6 |
| Hella GmbH & Co. KGaA | 1645 |
5 |
| DMF, Inc. | 126 |
4 |
| Koito Manufacturing Co., Ltd. | 2352 |
3 |
| Radiant Research Limited | 17 |
3 |
| Semisilicon Technology Corp. | 64 |
3 |
| 10644137 Canada Inc. | 73 |
3 |
| Rohm Co., Ltd. | 6675 |
2 |
| ams AG | 766 |
2 |
| ABL IP Holding LLC | 1897 |
2 |
| Aleddra Inc., DBA Aleddra LED Lighting | 121 |
2 |
| Banner Engineering Corporation | 205 |
2 |
| eldoLAB Holding B.V. | 188 |
2 |
| Mitutoyo Corporation | 1250 |
2 |
| STMicroelectronics (Research & Development) Limited | 395 |
2 |
| Valeo Vision | 1618 |
2 |
| Zhejiang Super Lighting Electric Appliance Co., Ltd. | 55 |
2 |
| Signify Holding B.V. | 7780 |
2 |
| Ams-osram AG | 322 |
2 |
| Dentroid Pty Ltd | 3 |
2 |
| Other owners | 74 |