- All sections
- B - Performing operationstransporting
- B43L - Articles for writing or drawing uponaccessories for writing or drawing
- B43L 13/02 - Drafting machines or drawing devices for keeping parallelism
Patent holdings for IPC class B43L 13/02
Total number of patents in this class: 23
10-year publication summary
|
5
|
5
|
4
|
2
|
3
|
0
|
8
|
2
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brother Industries, Ltd. | 12858 |
2 |
| President and Fellows of Harvard College | 6055 |
2 |
| FUJIFILM Corporation | 30296 |
1 |
| Robert Bosch GmbH | 43700 |
1 |
| Electronics and Telecommunications Research Institute | 9553 |
1 |
| Casio Computer Co., Ltd. | 3493 |
1 |
| Bierrebi Italia S.r.l. | 11 |
1 |
| Hultafors Group AB | 118 |
1 |
| National Taiwan Normal University | 142 |
1 |
| Sphero, Inc. | 250 |
1 |
| Toolbro Innovators LLC | 22 |
1 |
| Alnotrea Pty Ltd | 2 |
1 |
| Up Management GmbH | 6 |
1 |
| Ensci (ecole Nationale Supérieure de Création Industrielle) | 1 |
1 |
| Universidad Tecnológica de Panamá | 93 |
1 |
| Audience.co, Inc. | 1 |
1 |
| Fbsjr, Inc | 2 |
1 |
| Daniel McGee | 1 |
1 |
| Zhengzhou University of Aeronautics | 32 |
1 |
| Lori Yan | 1 |
1 |
| Other owners | 1 |