- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 1/30 - Cold cathodes
Patent holdings for IPC class H01J 1/30
Total number of patents in this class: 70
10-year publication summary
|
3
|
4
|
4
|
1
|
5
|
1
|
0
|
0
|
2
|
0
|
| 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. | 4016 |
4 |
| Hitachi High-Technologies Corporation | 1987 |
4 |
| Electronics and Telecommunications Research Institute | 9684 |
4 |
| Tsinghua University | 6233 |
4 |
| Samsung Electronics Co., Ltd. | 158442 |
3 |
| LG Chem, Ltd. | 17950 |
2 |
| Saint-Gobain Glass France | 3238 |
2 |
| SRI International | 997 |
2 |
| University of Southampton | 463 |
2 |
| Thales | 1767 |
2 |
| Hitachi High-Tech Corporation | 5918 |
2 |
| International Business Machines Corporation | 62748 |
1 |
| Centre National de La Recherche Scientifique | 11059 |
1 |
| Sharp Corporation | 10821 |
1 |
| Texas Instruments Incorporated | 19640 |
1 |
| Asahi Glass Company, Limited | 2606 |
1 |
| Rockwell Collins, Inc. | 2545 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3790 |
1 |
| The Board of Trustees of the University of Illinois | 2747 |
1 |
| Korea Advanced Institute of Science and Technology | 4691 |
1 |
| Other owners | 30 |