- All sections
- B - Performing operationstransporting
- B43K - Implements for writing or drawing
- B43K 5/18 - Arrangements for feeding the ink to the nibs
Patent holdings for IPC class B43K 5/18
Total number of patents in this class: 107
10-year publication summary
|
6
|
10
|
11
|
12
|
9
|
16
|
8
|
15
|
4
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Societe BIC | 1041 |
11 |
| Flocon, Inc. | 37 |
9 |
| Kabushiki Kaisha Pilot Corporation | 330 |
6 |
| Mitsubishi Pencil Company, Limited | 753 |
6 |
| Montblanc-Simplo GmbH | 437 |
6 |
| Henkel AG & Co. KGaA | 10513 |
3 |
| Chemicos Creations Ltd. | 8 |
3 |
| Crayola LLC | 187 |
3 |
| Ningbo Wuyun Pen Manufacturing Co., Ltd. | 5 |
3 |
| Hitachi, Ltd. | 15462 |
2 |
| 3S Corporation | 8 |
2 |
| Microporous Technology (Ningbo) Limited | 21 |
2 |
| Sakura Color Products Corporation | 257 |
2 |
| Sanford, L.P. | 935 |
2 |
| SDI Corporation | 30 |
2 |
| V Spark Co., Ltd. | 5 |
2 |
| Qingdao Changlong Stationery Co., Ltd. | 9 |
2 |
| WANG, Shuijuan | 9 |
2 |
| Aubex Corporation | 10 |
1 |
| Beauty Union Global Limited | 7 |
1 |
| Other owners | 37 |