- 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 21/30 - Projectors or projection-type viewersAccessories therefor Details adapted to collapse or fold, e.g. for portability
Patent holdings for IPC class G03B 21/30
Total number of patents in this class: 63
10-year publication summary
|
10
|
6
|
2
|
4
|
8
|
3
|
2
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30296 |
7 |
| Maxell Holdings, Ltd. | 1273 |
4 |
| Maxell, Ltd. | 2952 |
4 |
| Samsung Electronics Co., Ltd. | 154751 |
3 |
| 3m Innovative Properties Company | 17507 |
2 |
| LG Electronics Inc. | 75160 |
2 |
| Seiko Epson Corporation | 20043 |
2 |
| Arovia, Inc. | 15 |
2 |
| HDT Expeditionary Systems, Inc. | 53 |
2 |
| Lenovo (Beijing) Co., Ltd. | 1135 |
2 |
| Lumus Ltd. | 496 |
2 |
| Microvision, Inc. | 316 |
2 |
| Valeo Comfort and Driving Assistance | 504 |
2 |
| Iview Displays (Shenzhen) Company Ltd. | 186 |
2 |
| Disney Enterprises, Inc. | 6256 |
1 |
| Intel Corporation | 46718 |
1 |
| Hitachi Consumer Electronics Co., Ltd. | 282 |
1 |
| Robert Bosch GmbH | 43700 |
1 |
| Koninklijke Philips Electronics N.V. | 7895 |
1 |
| Olympus Corporation | 12998 |
1 |
| Other owners | 19 |