- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 5/02 - VesselsContainersShields associated therewithVacuum locks
Patent holdings for IPC class H01J 5/02
Total number of patents in this class: 82
10-year publication summary
|
4
|
2
|
1
|
1
|
1
|
0
|
0
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19556 |
3 |
| LG Innotek Co., Ltd. | 7738 |
2 |
| Advanced Fusion Systems LLC | 68 |
2 |
| Flextronics AP, LLC | 463 |
2 |
| Nippon Electric Glass Co., Ltd. | 2470 |
2 |
| Symbol Technologies, LLC | 1193 |
2 |
| Avago Technologies International Sales Pte. Limited | 8701 |
2 |
| GE Precision Healthcare LLC | 5519 |
2 |
| Samsung Electronics Co., Ltd. | 147622 |
1 |
| Sony Corporation | 30929 |
1 |
| The Regents of the University of California | 20087 |
1 |
| Xerox Corporation | 6979 |
1 |
| Panasonic Corporation | 20042 |
1 |
| Ricoh Company, Ltd. | 13338 |
1 |
| Robert Bosch GmbH | 42824 |
1 |
| Denso Corporation | 24480 |
1 |
| Brother Industries, Ltd. | 12959 |
1 |
| Varian Semiconductor Equipment Associates, Inc. | 1231 |
1 |
| Sanyo Electric Co., Ltd. | 3654 |
1 |
| Raytheon Company | 8394 |
1 |
| Other owners | 53 |