- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/82 - Lamps with high-pressure unconstricted discharge
Patent holdings for IPC class H01J 61/82
Total number of patents in this class: 166
10-year publication summary
|
4
|
6
|
8
|
3
|
3
|
3
|
1
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips Electronics N.V. | 10120 |
34 |
| OSRAM GmbH | 2390 |
31 |
| General Electric Company | 13816 |
26 |
| Philips Intellectual Property & Standards GmbH | 2002 |
18 |
| Osram AG | 302 |
6 |
| Koninklijke Philips N.V. | 24499 |
5 |
| Allstate Garden Supply | 9 |
5 |
| LEDVANCE GmbH | 573 |
4 |
| OSRAM SYLVANIA Inc. | 686 |
3 |
| Auralight International AB | 9 |
3 |
| Lumartix SA | 5 |
3 |
| Lumileds LLC | 1899 |
3 |
| Hanovia Limited | 17 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3544 |
1 |
| Panasonic Corporation | 20188 |
1 |
| Matsushita Electric Industrial Co., Ltd. | 1930 |
1 |
| Seiko Epson Corporation | 19253 |
1 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 91 |
1 |
| Northwestern University | 3353 |
1 |
| Ceravision Limited | 43 |
1 |
| Other owners | 16 |