- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 27/08 - Ion sourcesIon guns using arc discharge
Patent holdings for IPC class H01J 27/08
Total number of patents in this class: 85
10-year publication summary
|
8
|
9
|
5
|
5
|
5
|
6
|
7
|
9
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 17808 |
15 |
| Axcelis Technologies, Inc. | 392 |
15 |
| Varian Semiconductor Equipment Associates, Inc. | 1247 |
14 |
| Sumitomo Heavy Industries ION Technology Co., Ltd. | 108 |
4 |
| ion Technology Solutions, LLC | 17 |
3 |
| Infineon Technologies AG | 8138 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40717 |
2 |
| Canon Anelva Corporation | 682 |
2 |
| Nissin ION Equipment Co., Ltd. | 81 |
2 |
| ION LAB Co., Ltd. | 2 |
2 |
| Schlumberger Technology Corporation | 10296 |
1 |
| Halliburton Energy Services, Inc. | 20466 |
1 |
| Canon Inc. | 38296 |
1 |
| Sharp Corporation | 10201 |
1 |
| Mitsubishi Electric Corporation | 44962 |
1 |
| United Microelectronics Corp. | 4121 |
1 |
| AGC Glass Europe | 1107 |
1 |
| Shimadzu Corporation | 6036 |
1 |
| Carl Zeiss SMT GmbH | 2831 |
1 |
| AGC Flat Glass North America, Inc. | 199 |
1 |
| Other owners | 14 |