- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 39/02 - Switching-on, e.g. with predetermined rate of increase of lighting current
Patent holdings for IPC class H05B 39/02
Total number of patents in this class: 82
10-year publication summary
|
7
|
2
|
9
|
6
|
2
|
4
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7521 |
5 |
| Panasonic Corporation | 20128 |
3 |
| OSRAM GmbH | 2384 |
3 |
| Ivani, LLC | 82 |
3 |
| Leviton Manufacturing Co., Inc. | 814 |
3 |
| Samsung Electronics Co., Ltd. | 145630 |
2 |
| Hubbell Incorporated | 3259 |
2 |
| ABL IP Holding LLC | 1905 |
2 |
| Koito Manufacturing Co., Ltd. | 2238 |
2 |
| Shenzhen Hongguangcheng Industry Co., Ltd. | 2 |
2 |
| STMicroelectronics International N.V. | 3148 |
2 |
| Noon Home, Inc. | 22 |
2 |
| Hewlett-Packard Development Company, L.P. | 25887 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11388 |
1 |
| Murata Manufacturing Co., Ltd. | 24478 |
1 |
| Marvell International Ltd. | 1180 |
1 |
| Rohm Co., Ltd. | 6433 |
1 |
| Semiconductor Components Industries, L.L.C. | 5255 |
1 |
| Innolux Corporation | 3249 |
1 |
| Continental Automotive GmbH | 5009 |
1 |
| Other owners | 43 |