- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 31/00 - Cathode-ray tubesElectron-beam tubes
Patent holdings for IPC class H01J 31/00
Total number of patents in this class: 26
10-year publication summary
|
2
|
0
|
0
|
0
|
1
|
1
|
1
|
0
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1650 |
2 |
| Morgan Innovation Inc. | 25 |
2 |
| BlackBerry Limited | 5355 |
1 |
| Sharp Corporation | 10272 |
1 |
| Tokyo Electron Limited | 12841 |
1 |
| ASML Netherlands B.V. | 7429 |
1 |
| Thales SA | 2345 |
1 |
| Hamamatsu Photonics K.K. | 4441 |
1 |
| OSRAM Opto Semiconductors GmbH | 3304 |
1 |
| Advanced Plasmonics, Inc. | 18 |
1 |
| Ambro Co., Ltd. | 2 |
1 |
| Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University | 288 |
1 |
| Bloomberg Finance L.P. | 138 |
1 |
| Datalase Ltd. | 114 |
1 |
| Elbit Systems of America, LLC | 187 |
1 |
| LILAS GmbH | 11 |
1 |
| OSRAM OLED GmbH | 1777 |
1 |
| Photonis France | 54 |
1 |
| SAES Getters S.p.A. | 322 |
1 |
| Shenzhen University | 1650 |
1 |
| Other owners | 4 |