- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/04 - Starting switches
Patent holdings for IPC class H05B 41/04
Total number of patents in this class: 96
10-year publication summary
2
|
3
|
0
|
4
|
0
|
1
|
0
|
1
|
2
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
OSRAM GmbH | 2442 |
27 |
Koninklijke Philips Electronics N.V. | 13133 |
16 |
Osram AG | 305 |
5 |
General Electric Company | 18133 |
4 |
Philips Intellectual Property & Standards GmbH | 2395 |
4 |
Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
3 |
TridonicAtco GmbH & Co. KG | 58 |
3 |
Bag Electronics GmbH | 6 |
2 |
SUMIDA Components & Modules GmbH | 39 |
2 |
Vode Lighting LLC | 51 |
2 |
NEC Corporation | 32703 |
1 |
Matsushita Electric Works, Ltd. | 229 |
1 |
Seiko Epson Corporation | 18724 |
1 |
GM Global Technology Operations LLC | 13620 |
1 |
Koninklijke Philips N.V. | 22975 |
1 |
Thomson Licensing | 4027 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Tyco Electronics Raychem GmbH | 87 |
1 |
OSRAM SYLVANIA Inc. | 742 |
1 |
Hubbell Incorporated | 3052 |
1 |
Other owners | 18 |