- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 39/08 - Controlling by shifting phase of trigger voltage applied to gas-filled controlling tubes
Patent holdings for IPC class H05B 39/08
Total number of patents in this class: 166
10-year publication summary
|
20
|
17
|
16
|
7
|
13
|
10
|
12
|
10
|
16
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2300 |
52 |
| Lutron Electronics Co., Inc. | 541 |
21 |
| Vaxcel International Co., Ltd. | 79 |
18 |
| Feit Electric Company, Inc. | 237 |
9 |
| Koninklijke Philips Electronics N.V. | 13133 |
6 |
| ABL IP Holding LLC | 1929 |
5 |
| Koninklijke Philips N.V. | 22975 |
4 |
| Signify Holding B.V. | 6837 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Savant Systems, Inc. | 262 |
3 |
| Amazon Technologies, Inc. | 24422 |
2 |
| Enertron, Inc. | 6 |
2 |
| Leviton Manufacturing Co., Inc. | 844 |
2 |
| Tridonic GmbH & Co KG | 922 |
2 |
| Eaton Intelligent Power Limited | 6113 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| STMicroelectronics (Tours) SAS | 202 |
1 |
| Masco Corporation | 68 |
1 |
| OSRAM GmbH | 2442 |
1 |
| Eveready Battery Company, Inc. | 267 |
1 |
| Other owners | 26 |