- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 39/04 - Controlling
Patent holdings for IPC class H05B 39/04
Total number of patents in this class: 842
10-year publication summary
|
74
|
67
|
65
|
61
|
31
|
14
|
15
|
9
|
11
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2689 |
106 |
| Signify Holding B.V. | 7834 |
66 |
| Vaxcel International Co., Ltd. | 77 |
25 |
| Lutron Electronics Co., Inc. | 533 |
14 |
| ABL IP Holding LLC | 1894 |
13 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 337 |
13 |
| Panasonic Intellectual Property Management Co., Ltd. | 33202 |
12 |
| Samsung Electronics Co., Ltd. | 152534 |
9 |
| Koninklijke Philips Electronics N.V. | 8250 |
9 |
| OSRAM GmbH | 2323 |
8 |
| Express Imaging Systems, LLC | 96 |
8 |
| Ideal Industries Lighting LLC | 935 |
8 |
| Koninklijke Philips N.V. | 25448 |
7 |
| Semiconductor Components Industries, L.L.C. | 5274 |
7 |
| OSRAM SYLVANIA Inc. | 668 |
7 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 414 |
7 |
| Leviton Manufacturing Co., Inc. | 816 |
7 |
| Sony Corporation | 30518 |
6 |
| Hendon Semiconductors Pty Ltd | 24 |
6 |
| Philips Lighting Holding B.V. | 1343 |
6 |
| Other owners | 498 |