- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 3/00 - ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS - Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
Patent holdings for IPC class H01J 3/00
Total number of patents in this class: 44
10-year publication summary
|
4
|
2
|
3
|
0
|
4
|
2
|
4
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASML Netherlands B.V. | 6816 |
3 |
| DH Technologies Development Pte. Ltd. | 938 |
3 |
| Qualcomm Incorporated | 76576 |
2 |
| Axcelis Technologies, Inc. | 429 |
2 |
| KMW Inc. | 626 |
2 |
| Thermo Fisher Scientific (Bremen) GmbH | 496 |
2 |
| Tae Technologies, Inc. | 220 |
2 |
| ASTROTECH Technologies, Inc. | 17 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| International Business Machines Corporation | 60644 |
1 |
| Electronics and Telecommunications Research Institute | 8830 |
1 |
| Huawei Technologies Co., Ltd. | 100781 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Agilent Technologies, Inc. | 2744 |
1 |
| Shimadzu Corporation | 5791 |
1 |
| OSRAM Opto Semiconductors GmbH | 3390 |
1 |
| 1st Detect Corporation | 29 |
1 |
| Carl Zeiss NTS, LLC | 27 |
1 |
| ECO Cath-Lab Systems, Inc. | 11 |
1 |
| Fox Chase Cancer Center | 74 |
1 |
| Other owners | 14 |