- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit 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: 438
10-year publication summary
63
|
68
|
64
|
68
|
39
|
11
|
0
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Signify Holding B.V. | 6837 |
29 |
Philips Lighting Holding B.V. | 1437 |
14 |
Koninklijke Philips N.V. | 22975 |
11 |
Koninklijke Philips Electronics N.V. | 13133 |
11 |
ABL IP Holding LLC | 1929 |
10 |
Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 417 |
8 |
OSRAM GmbH | 2442 |
7 |
Leviton Manufacturing Co., Inc. | 844 |
6 |
Honeywell International Inc. | 13799 |
5 |
Mitsubishi Electric Corporation | 43934 |
5 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
Oledworks GmbH | 48 |
5 |
Truck-Lite Co., LLC | 130 |
5 |
Zumtobel Lighting GmbH | 701 |
5 |
General Electric Company | 18133 |
4 |
Rohm Co., Ltd. | 5843 |
4 |
The Aluminium Lighting Company Ltd | 12 |
4 |
CIMCON Lighting, Inc. | 23 |
4 |
GE Lighting Solutions, LLC | 179 |
4 |
Goodrich Lighting Systems GmbH | 131 |
4 |
Other owners | 288 |