- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/02 - Main electrodes
Patent holdings for IPC class H01J 1/02
Total number of patents in this class: 165
10-year publication summary
|
8
|
8
|
4
|
6
|
0
|
7
|
6
|
0
|
5
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hon Hai Precision Industry Co., Ltd. | 4024 |
9 |
| Tsinghua University | 5943 |
9 |
| Signify Holding B.V. | 7598 |
6 |
| Samsung Electronics Co., Ltd. | 147334 |
5 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1413 |
5 |
| Sharp Corporation | 10272 |
4 |
| Intensity Lighting Company, LLC | 193 |
4 |
| Qualcomm Incorporated | 86153 |
3 |
| Samsung Display Co., Ltd. | 35100 |
3 |
| KLA-Tencor Corporation | 2544 |
3 |
| LEDVANCE GmbH | 580 |
3 |
| Lockheed Martin Corporation | 3272 |
2 |
| OSRAM GmbH | 2383 |
2 |
| Elwha LLC | 357 |
2 |
| National Institute for Materials Science | 1104 |
2 |
| Rochester Institute of Technology | 178 |
2 |
| Shanghai United Imaging Healthcare Co., Ltd. | 1924 |
2 |
| Consumer Lighting, LLC | 42 |
2 |
| Ideal Industries Lighting LLC | 942 |
2 |
| Halliburton Energy Services, Inc. | 20937 |
1 |
| Other owners | 94 |