- 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: 29
10-year publication summary
|
3
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Heraeus Medevio GmbH & Co. KG | 103 |
2 |
| 3m Innovative Properties Company | 17512 |
1 |
| The Boeing Company | 20097 |
1 |
| Renesas Electronics Corporation | 5866 |
1 |
| Robert Bosch GmbH | 43587 |
1 |
| Murata Manufacturing Co., Ltd. | 25514 |
1 |
| Sumitomo Wiring Systems, Ltd. | 10777 |
1 |
| Osram AG | 288 |
1 |
| Getac Technology Corporation | 780 |
1 |
| Hyundai Mobis Co., Ltd. | 3485 |
1 |
| Kuang Hong Precision Co., Ltd. | 3 |
1 |
| Kuraray Co., Ltd. | 3564 |
1 |
| Mitsubishi Materials Corporation | 2457 |
1 |
| Mutual-tek Industries Co., Ltd. | 2 |
1 |
| Psion Inc. | 166 |
1 |
| S&C Electric Company | 182 |
1 |
| Shunsin Technology (Zhong Shan) Limited | 33 |
1 |
| Cardinal Health Ireland Unlimited Company | 47 |
1 |
| LS Automotive Technologies Co., Ltd. | 113 |
1 |
| Zhuhai Access Semiconductor Co., Ltd. | 102 |
1 |
| Other owners | 8 |