- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 3/22 - Exhausting, degassing, filling, or cleaning vessels
Patent holdings for IPC class H01K 3/22
Total number of patents in this class: 34
10-year publication summary
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0
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3
|
1
|
0
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0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Heraeus Medevio GmbH & Co. KG | 99 |
2 |
| Samsung Electronics Co., Ltd. | 139302 |
1 |
| 3m Innovative Properties Company | 17969 |
1 |
| The Boeing Company | 19915 |
1 |
| Renesas Electronics Corporation | 6146 |
1 |
| Robert Bosch GmbH | 41823 |
1 |
| Koninklijke Philips Electronics N.V. | 10809 |
1 |
| Murata Manufacturing Co., Ltd. | 23743 |
1 |
| TDK Corporation | 6543 |
1 |
| Sumitomo Wiring Systems, Ltd. | 10025 |
1 |
| Harris Corporation | 1511 |
1 |
| OSRAM GmbH | 2410 |
1 |
| Osram AG | 302 |
1 |
| Boston Scientific Neuromodulation Corporation | 2265 |
1 |
| Getac Technology Corporation | 682 |
1 |
| Hyundai Mobis Co., Ltd. | 2957 |
1 |
| Kuang Hong Precision Co., Ltd. | 3 |
1 |
| Kuraray Co., Ltd. | 3469 |
1 |
| Mitsubishi Materials Corporation | 2407 |
1 |
| Mutual-tek Industries Co., Ltd. | 2 |
1 |
| Other owners | 13 |