- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/40 - Controlling the intensity of light discontinuously
Patent holdings for IPC class H05B 41/40
Total number of patents in this class: 28
10-year publication summary
|
2
|
0
|
2
|
0
|
0
|
1
|
0
|
0
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2442 |
7 |
| OSRAM SYLVANIA Inc. | 742 |
3 |
| ABL IP Holding LLC | 1929 |
2 |
| Ubicquia, Inc. | 153 |
2 |
| Siemens AG | 24990 |
1 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
1 |
| Rich Brand Industries Limited | 27 |
1 |
| Singapore Polytechnic | 21 |
1 |
| Tridonic GmbH & Co KG | 922 |
1 |
| TridonicAtco GmbH & Co. KG | 58 |
1 |
| Yamashita Denso Corporation | 12 |
1 |
| Gradix Holding Ltd. | 3 |
1 |
| DIRECT ePI | 1 |
1 |
| Drive Engineering (k.r) Ltd. | 1 |
1 |
| OLIVEIRA DA SILVA, Rodrigo | 1 |
1 |
| SPES S.c.p.A. | 1 |
1 |
| Tofco CPP Limited | 1 |
1 |
| Other owners | 0 |