- 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 21/02 - Multiple-film apparatus
Patent holdings for IPC class G03B 21/02
Total number of patents in this class: 5
10-year publication summary
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0
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1
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2
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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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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19638 |
1 |
| Gemmy Industries Corporation | 66 |
1 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1824 |
1 |
| Paramount Bed Co., Ltd. | 259 |
1 |
| RedwoodVentures, LTD | 26 |
1 |
| Other owners | 0 |