- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/36 - Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
Patent holdings for IPC class H01J 61/36
Total number of patents in this class: 280
10-year publication summary
|
13
|
6
|
12
|
13
|
9
|
4
|
10
|
5
|
8
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2442 |
53 |
| Koninklijke Philips Electronics N.V. | 13133 |
34 |
| Panasonic Corporation | 20786 |
16 |
| General Electric Company | 18133 |
14 |
| Philips Intellectual Property & Standards GmbH | 2395 |
12 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
11 |
| Ushio Denki Kabushiki Kaisha | 1088 |
11 |
| Iwasaki Electric Co., Ltd. | 151 |
8 |
| Harison Toshiba Lighting Corp. | 48 |
6 |
| OSRAM SYLVANIA Inc. | 742 |
5 |
| Allstate Garden Supply | 9 |
5 |
| Lumileds LLC | 1827 |
5 |
| Trojan Technologies Inc. | 60 |
5 |
| Sumitomo Electric Industries, Ltd. | 14131 |
4 |
| Koninklijke Philips N.V. | 22975 |
4 |
| Osram AG | 305 |
4 |
| SCHOTT AG | 1675 |
4 |
| Sumiden Fine Conductors Co., Ltd | 9 |
4 |
| Excelitas Technologies Corp. | 290 |
3 |
| Trojan Technologies Group ULC | 119 |
3 |
| Other owners | 69 |