- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 23/00 - ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS - Details of transit-time tubes of the types covered by group
Patent holdings for IPC class H01J 23/00
Total number of patents in this class: 74
10-year publication summary
|
6
|
2
|
8
|
4
|
2
|
3
|
2
|
3
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Passport Systems, Inc. | 34 |
5 |
| Varex Imaging Corporation | 294 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Panasonic Corporation | 20786 |
3 |
| Mitsubishi Electric Corporation | 43934 |
3 |
| Raytheon Company | 8535 |
3 |
| Hitachi Power Solutions Co., Ltd. | 94 |
3 |
| Thales | 1854 |
3 |
| Thales Deutschland GmbH Electron Devices | 5 |
3 |
| Jefferson Science Associates, LLC | 106 |
2 |
| Addup | 121 |
2 |
| Scantech/ibs IP Holding Company, LLC | 4 |
2 |
| General Electric Company | 18133 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| Applied Materials, Inc. | 16587 |
1 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
1 |
| Thales SA | 2318 |
1 |
| Tsinghua University | 5426 |
1 |
| Other owners | 26 |