- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 37/03 - Detecting lamp failure
Patent holdings for IPC class H05B 37/03
Total number of patents in this class: 406
10-year publication summary
|
64
|
68
|
39
|
11
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 8118 |
29 |
| Philips Lighting Holding B.V. | 1325 |
14 |
| Koninklijke Philips N.V. | 25938 |
11 |
| ABL IP Holding LLC | 1885 |
10 |
| Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 386 |
8 |
| OSRAM GmbH | 2195 |
7 |
| Koninklijke Philips Electronics N.V. | 7277 |
6 |
| Leviton Manufacturing Co., Inc. | 811 |
6 |
| Honeywell International Inc. | 12776 |
5 |
| Oledworks GmbH | 41 |
5 |
| Truck-Lite Co., LLC | 102 |
5 |
| Zumtobel Lighting GmbH | 759 |
5 |
| Mitsubishi Electric Corporation | 48172 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
4 |
| Rohm Co., Ltd. | 6877 |
4 |
| The Aluminium Lighting Company Ltd | 11 |
4 |
| CIMCON Lighting, Inc. | 21 |
4 |
| GE Lighting Solutions, LLC | 177 |
4 |
| Goodrich Lighting Systems GmbH | 126 |
4 |
| Tridonic GmbH & Co KG | 1043 |
4 |
| Other owners | 263 |