- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 5/08 - Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
Patent holdings for IPC class H01J 5/08
Total number of patents in this class: 15
10-year publication summary
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1
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0
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1
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0
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0
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0
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1
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0
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0
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Chemical Corporation | 4313 |
2 |
| Hamamatsu Photonics K.K. | 4161 |
2 |
| Showa Denko K.K. | 2539 |
1 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
1 |
| OSRAM GmbH | 2442 |
1 |
| Independent Administrative Institution National Institute for Materials Science | 9 |
1 |
| MB-Microtec AG | 43 |
1 |
| National University Corporation Tohoku University | 194 |
1 |
| Ube Industries, Ltd. | 921 |
1 |
| Ube-nitto Kasei Co., Ltd. | 30 |
1 |
| Sharp Kabushiki Kaisha | 18957 |
1 |
| Ceracarbon B.V. | 2 |
1 |
| Smart Sensors Holdings B.V. | 5 |
1 |
| Other owners | 0 |