- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 64/286 - Optical filters, e.g. masks
Patent holdings for IPC class B29C 64/286
Total number of patents in this class: 225
10-year publication summary
|
4
|
6
|
16
|
19
|
23
|
44
|
49
|
34
|
30
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stratasys, Inc. | 807 |
12 |
| Lawrence Livermore National Security, LLC | 1939 |
11 |
| Seurat Technologies, Inc. | 160 |
9 |
| Formlabs, Inc. | 209 |
8 |
| UpNano GmbH | 16 |
6 |
| University of Southern California | 2110 |
5 |
| Voxeljet AG | 170 |
5 |
| Carbon, Inc. | 399 |
5 |
| VulcanForms Inc. | 113 |
5 |
| The Regents of the University of California | 19961 |
4 |
| Structo Pte. Ltd. | 40 |
4 |
| Calt Dynamics Ltd | 10 |
4 |
| Axtra3d Incorporation | 23 |
4 |
| Board of Regents, The University of Texas System | 5808 |
3 |
| 3D Systems, Inc. | 595 |
3 |
| EOS GmbH Electro Optical Systems | 407 |
3 |
| Planmeca Oy | 285 |
3 |
| Universiteit Van Amsterdam | 103 |
3 |
| Nexa3d Inc. | 90 |
3 |
| Jabil Inc. | 514 |
3 |
| Other owners | 122 |