- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 61/32 - Special longitudinal shape, e.g. for advertising purposes
Patent holdings for IPC class H01J 61/32
Total number of patents in this class: 79
10-year publication summary
|
5
|
2
|
3
|
3
|
2
|
2
|
2
|
1
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2442 |
14 |
| General Electric Company | 18133 |
13 |
| Panasonic Corporation | 20786 |
4 |
| Koninklijke Philips Electronics N.V. | 13133 |
4 |
| Osram AG | 305 |
4 |
| Sharp Kabushiki Kaisha | 18957 |
3 |
| Teslo Pty Ltd | 4 |
3 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
2 |
| GTE Products Corporation | 8 |
2 |
| Iwasaki Electric Co., Ltd. | 151 |
2 |
| KLA-Tencor Corporation | 2574 |
2 |
| Trojan Technologies Inc. | 60 |
2 |
| Canon Inc. | 36841 |
1 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
1 |
| NGK Insulators, Ltd. | 4589 |
1 |
| Lam Research Corporation | 4775 |
1 |
| Access Business Group International LLC | 367 |
1 |
| Frederick Michael Mako | 1 |
1 |
| Jacques Pelletier | 1 |
1 |
| John W. Kunze | 1 |
1 |
| Other owners | 16 |