- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/36 - Seals between parts of vesselsSeals for leading-in conductorsLeading-in conductors
Patent holdings for IPC class H01J 61/36
Total number of patents in this class: 248
10-year publication summary
|
6
|
12
|
13
|
9
|
4
|
11
|
5
|
8
|
2
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2386 |
53 |
| Koninklijke Philips Electronics N.V. | 9909 |
18 |
| Panasonic Corporation | 20149 |
16 |
| General Electric Company | 13838 |
11 |
| Ushio Denki Kabushiki Kaisha | 1176 |
10 |
| Iwasaki Electric Co., Ltd. | 152 |
9 |
| Philips Intellectual Property & Standards GmbH | 1966 |
9 |
| Harison Toshiba Lighting Corp. | 36 |
6 |
| SCHOTT AG | 1716 |
6 |
| OSRAM SYLVANIA Inc. | 683 |
5 |
| Allstate Garden Supply | 9 |
5 |
| Lumileds LLC | 1911 |
5 |
| Sumitomo Electric Industries, Ltd. | 15391 |
4 |
| Koninklijke Philips N.V. | 24660 |
4 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 89 |
4 |
| Osram AG | 302 |
4 |
| Sumiden Fine Conductors Co., Ltd | 9 |
4 |
| Trojan Technologies Inc. | 52 |
4 |
| Trojan Technologies Group ULC | 136 |
4 |
| Excelitas Technologies Corp. | 295 |
3 |
| Other owners | 64 |