- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/15 - Means for preventing wave energy leakage structurally associated with tube leading-in arrangements, e.g. filters, chokes, attenuating devices
Patent holdings for IPC class H01J 23/15
Total number of patents in this class: 16
10-year publication summary
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1
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0
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1
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2
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3
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1
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0
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1
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| E2V Technologies (UK) Limited | 33 |
2 |
| Varian Medical Systems, Inc. | 850 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Rockwell Collins, Inc. | 2402 |
1 |
| Indian Space Research Organisation | 37 |
1 |
| Toshiba Hokuto Electronics Corporation | 27 |
1 |
| The United States of America as represented by the Secretary of the Air Force | 754 |
1 |
| Teledyne UK Limited | 29 |
1 |
| LG Electronics Co., Ltd. | 2 |
1 |
| Other owners | 0 |