- 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 23/00 - Devices for changing pictures in viewing apparatus or projectors
Patent holdings for IPC class G03B 23/00
Total number of patents in this class: 41
10-year publication summary
|
1
|
1
|
5
|
2
|
2
|
0
|
1
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chien, Aaron | 98 |
9 |
| Chien, Te-ju | 98 |
9 |
| Wang, Hsin-yi | 98 |
9 |
| Cytyc Corporation | 132 |
2 |
| Nokia Technologies Oy | 17651 |
1 |
| BenQ Corporation | 190 |
1 |
| Coretronic Corporation | 1274 |
1 |
| IRIDEX Corporation | 116 |
1 |
| Minox GmbH Optische und Feinmechanische Werke also trading as Minox GmbH | 14 |
1 |
| Nikon Vision Co., Ltd. | 125 |
1 |
| Spotless, LLC | 1 |
1 |
| Textron Innovations Inc. | 2303 |
1 |
| YourTruckShop Inc. | 24 |
1 |
| Aaron Chien | 10 |
1 |
| Hsin-Yi Wang | 8 |
1 |
| Te-Ju Chien | 10 |
1 |
| Other owners | 0 |