- 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: 7
10-year publication summary
|
3
|
0
|
0
|
1
|
1
|
1
|
1
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25577 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
1 |
| Canfield Scientific, Inc. | 79 |
1 |
| IMEDOS GmbH | 2 |
1 |
| Korea Electronics Technology Institute | 1670 |
1 |
| Perceptron, Inc. | 43 |
1 |
| Topcon Corporation | 1121 |
1 |
| Other owners | 0 |