- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 31/26 - Influencing the shape of arc discharge by gas blowing devices
Patent holdings for IPC class H05B 31/26
Total number of patents in this class: 174
10-year publication summary
|
8
|
8
|
11
|
2
|
14
|
9
|
1
|
0
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokyo Electron Limited | 11599 |
15 |
| Applied Materials, Inc. | 16587 |
14 |
| Shine Technologies, LLC | 92 |
13 |
| MKS Instruments, Inc. | 698 |
11 |
| Lam Research Corporation | 4775 |
10 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
5 |
| ASM America, Inc. | 120 |
4 |
| AES Global Holdings, Pte. Ltd. | 139 |
4 |
| Reno Sub-systems, Inc. | 63 |
4 |
| International Technology Center | 19 |
3 |
| Kyosan Electric Mfg. Co., Ltd. | 167 |
3 |
| Plasma Surgical, Inc. | 19 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| The Regents of the University of California | 18943 |
2 |
| Agilent Technologies, Inc. | 2744 |
2 |
| Hamamatsu Photonics K.K. | 4161 |
2 |
| Colorado State University Research Foundation | 675 |
2 |
| Jehara Corporation | 6 |
2 |
| New Power Plasma Co., Ltd. | 33 |
2 |
| Nissin ION Equipment Co., Ltd. | 78 |
2 |
| Other owners | 69 |