- All sections
- G - Physics
- G03B - Apparatus or arrangements for taking photographs or for projecting or viewing themapparatus or arrangements employing analogous techniques using waves other than optical wavesaccessories therefor
- G03B 9/28 - Roller blind or flexible plate
Patent holdings for IPC class G03B 9/28
Total number of patents in this class: 8
10-year publication summary
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0
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0
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1
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1
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1
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1
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1
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0
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25180 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
1 |
| Amazon Technologies, Inc. | 28118 |
1 |
| Canfield Scientific, Inc. | 80 |
1 |
| IMEDOS GmbH | 2 |
1 |
| Korea Electronics Technology Institute | 1803 |
1 |
| Perceptron, Inc. | 39 |
1 |
| Topcon Corporation | 1188 |
1 |
| Other owners | 0 |