- 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: 70
10-year publication summary
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2
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3
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3
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2
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2
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2
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1
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2
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2383 |
14 |
| General Electric Company | 13780 |
11 |
| Panasonic Corporation | 20110 |
4 |
| Osram AG | 301 |
4 |
| Koninklijke Philips Electronics N.V. | 9658 |
3 |
| Teslo Pty Ltd | 4 |
3 |
| Iwasaki Electric Co., Ltd. | 151 |
2 |
| KLA-Tencor Corporation | 2544 |
2 |
| Trojan Technologies Inc. | 51 |
2 |
| Sharp Kabushiki Kaisha | 18744 |
2 |
| Canon Inc. | 39888 |
1 |
| Matsushita Electric Industrial Co., Ltd. | 1493 |
1 |
| Mitsubishi Electric Corporation | 46093 |
1 |
| NGK Insulators, Ltd. | 4955 |
1 |
| Lam Research Corporation | 5239 |
1 |
| Access Business Group International LLC | 367 |
1 |
| Frederick Michael Mako | 1 |
1 |
| Jacques Pelletier | 1 |
1 |
| John W. Kunze | 1 |
1 |
| Korea Research Institute of Chemical Technology | 1391 |
1 |
| Other owners | 13 |