- All sections
- B - Performing operationstransporting
- B43K - Implements for writing or drawing
- B43K 7/01 - Ball-point pens for low viscosity liquid ink
Patent holdings for IPC class B43K 7/01
Total number of patents in this class: 20
10-year publication summary
|
0
|
1
|
1
|
1
|
4
|
3
|
2
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 752 |
9 |
| Kabushiki Kaisha Pilot Corporation | 329 |
3 |
| Crayola LLC | 187 |
1 |
| Kotobuki & Co., Ltd. | 103 |
1 |
| Piatetsky, Andrey | 2 |
1 |
| Sanford, L.P. | 935 |
1 |
| Suhan Corporation | 5 |
1 |
| Qingdao Changlong Stationery Co., Ltd. | 9 |
1 |
| Mopen, LLC | 4 |
1 |
| Future Creation & Development Center LLC. | 1 |
1 |
| Other owners | 0 |