- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 9/38 - Exhausting, degassing, filling, or cleaning vessels
Patent holdings for IPC class H01J 9/38
Total number of patents in this class: 44
10-year publication summary
|
2
|
1
|
0
|
0
|
2
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Corporation | 20195 |
13 |
| OSRAM GmbH | 2392 |
5 |
| K.j. Manufacturing Co. | 19 |
3 |
| Varian Semiconductor Equipment Associates, Inc. | 1235 |
2 |
| ASML Netherlands B.V. | 7291 |
2 |
| Kateeva, Inc. | 391 |
2 |
| Fujian Ydj Light Co., Ltd. | 14 |
2 |
| Samsung Display Co., Ltd. | 34061 |
1 |
| Hitachi, Ltd. | 15383 |
1 |
| Applied Materials, Inc. | 18334 |
1 |
| Industrial Technology Research Institute | 4991 |
1 |
| Motorola, Inc. | 2218 |
1 |
| Carrier Corporation | 4378 |
1 |
| Auralight International AB | 9 |
1 |
| Hankuk Glass Industries, Inc. | 29 |
1 |
| Lumiette Inc. | 4 |
1 |
| Nippon Electric Glass Co., Ltd. | 2439 |
1 |
| Ocean's King Lighting Science & Technology Co., Ltd. | 273 |
1 |
| XEI Scientific, Inc. | 6 |
1 |
| GE Infrastructure Technology, LLC | 6184 |
1 |
| Other owners | 2 |