- All sections
- B - Performing operationstransporting
- B43K - Implements for writing or drawing
- B43K 7/02 - Ink reservoirsInk cartridges
Patent holdings for IPC class B43K 7/02
Total number of patents in this class: 113
10-year publication summary
|
2
|
5
|
10
|
11
|
4
|
10
|
15
|
5
|
12
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 794 |
39 |
| Kabushiki Kaisha Pilot Corporation | 340 |
24 |
| The Pilot Ink Co., Ltd. | 89 |
6 |
| Societe BIC | 1014 |
4 |
| Zebra Co., Ltd. | 99 |
4 |
| Dong-A Pencil Co., Ltd. | 59 |
2 |
| Sanford, L.P. | 914 |
2 |
| Schwan-STABILO Cosmetics GmbH & Co. KG | 79 |
2 |
| STABILO International GmbH | 49 |
2 |
| Wacom Co., Ltd. | 2018 |
2 |
| Pentel Kabushiki Kaisha | 3 |
2 |
| Pixel Pen, LLC | 2 |
2 |
| Illinois Tool Works Inc. | 11660 |
1 |
| Centre National de La Recherche Scientifique | 10805 |
1 |
| Anoto AB | 42 |
1 |
| Bic-violex SA | 305 |
1 |
| Epoch Chemical Co., Ltd. | 4 |
1 |
| Europe Brands SARL | 6 |
1 |
| GCC IP Pty Ltd | 5 |
1 |
| Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG | 18 |
1 |
| Other owners | 14 |