- 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: 162
10-year publication summary
|
8
|
8
|
4
|
6
|
0
|
9
|
6
|
0
|
5
|
1
|
| 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. | 4040 |
9 |
| Tsinghua University | 5886 |
9 |
| Signify Holding B.V. | 7452 |
6 |
| Ideal Industries Lighting LLC | 1134 |
6 |
| Samsung Electronics Co., Ltd. | 145025 |
5 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1420 |
5 |
| Sharp Corporation | 10305 |
4 |
| Qualcomm Incorporated | 84847 |
3 |
| Samsung Display Co., Ltd. | 34472 |
3 |
| KLA-Tencor Corporation | 2545 |
3 |
| LEDVANCE GmbH | 573 |
3 |
| Lockheed Martin Corporation | 3275 |
2 |
| OSRAM GmbH | 2384 |
2 |
| Elwha LLC | 357 |
2 |
| National Institute for Materials Science | 1104 |
2 |
| Rochester Institute of Technology | 176 |
2 |
| Consumer Lighting, LLC | 42 |
2 |
| Halliburton Energy Services, Inc. | 20835 |
1 |
| 3m Innovative Properties Company | 17858 |
1 |
| LG Electronics Inc. | 72737 |
1 |
| Other owners | 91 |