- 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: 156
10-year publication summary
|
8
|
4
|
6
|
0
|
9
|
6
|
0
|
5
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hon Hai Precision Industry Co., Ltd. | 4022 |
8 |
| Tsinghua University | 6211 |
8 |
| Signify Holding B.V. | 8052 |
6 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1253 |
5 |
| Samsung Electronics Co., Ltd. | 157719 |
4 |
| Sharp Corporation | 10545 |
4 |
| Prosperina Ventures LLC | 120 |
4 |
| Qualcomm Incorporated | 92196 |
3 |
| Samsung Display Co., Ltd. | 38627 |
3 |
| KLA-Tencor Corporation | 2518 |
3 |
| LEDVANCE GmbH | 589 |
3 |
| Savant Technologies, LLC | 386 |
3 |
| Lockheed Martin Corporation | 3255 |
2 |
| OSRAM GmbH | 2210 |
2 |
| Breville Pty Limited | 659 |
2 |
| Elwha LLC | 355 |
2 |
| National Institute for Materials Science | 1085 |
2 |
| Shanghai United Imaging Healthcare Co., Ltd. | 2116 |
2 |
| Ideal Industries Lighting LLC | 930 |
2 |
| Halliburton Energy Services, Inc. | 21338 |
1 |
| Other owners | 87 |