- All sections
- B - Performing operationstransporting
- B43K - Implements for writing or drawing
- B43K 8/02 - Pens with writing-points other than nibs or balls with writing-points comprising fibres, felt, or similar porous or capillary material
Patent holdings for IPC class B43K 8/02
Total number of patents in this class: 297
10-year publication summary
|
28
|
30
|
29
|
21
|
27
|
28
|
25
|
21
|
19
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 822 |
81 |
| Societe BIC | 1009 |
22 |
| Kabushiki Kaisha Pilot Corporation | 351 |
20 |
| The Pilot Ink Co., Ltd. | 87 |
14 |
| Crayola LLC | 197 |
10 |
| Sanford, L.P. | 892 |
10 |
| Kuretake Co., Ltd. | 126 |
8 |
| BIC Violex Single Member S.A. | 224 |
7 |
| Sakura Color Products Corporation | 237 |
6 |
| 3S Corporation | 8 |
4 |
| Flocon, Inc. | 43 |
4 |
| Milwaukee Electric Tool Corporation | 4954 |
4 |
| Pentel Kabushiki Kaisha | 150 |
4 |
| Tokiwa Corporation | 144 |
4 |
| Vertech, Inc. | 4 |
4 |
| Aubex Corporation | 9 |
3 |
| Chemicos Creations Ltd. | 8 |
3 |
| Epoch Chemical Co., Ltd. | 4 |
3 |
| Esprix Technologies, L.P. | 22 |
3 |
| Faber-Castell AG | 161 |
3 |
| Other owners | 80 |