- All sections
- B - Performing operations; transporting
- B43K - Implements for writing or drawing
- B43K 7/02 - Ink reservoirs; Ink cartridges
Patent holdings for IPC class B43K 7/02
Total number of patents in this class: 97
10-year publication summary
|
10
|
9
|
2
|
5
|
10
|
11
|
4
|
9
|
14
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Pencil Company, Limited | 679 |
33 |
| Kabushiki Kaisha Pilot Corporation | 321 |
19 |
| The Pilot Ink Co., Ltd. | 95 |
4 |
| Societe BIC | 1064 |
4 |
| Chartpak, Inc. | 142 |
2 |
| Dong-A Pencil Co., Ltd. | 61 |
2 |
| Schwan-STABILO Cosmetics GmbH & Co. KG | 100 |
2 |
| STABILO International GmbH | 44 |
2 |
| Wacom Co., Ltd. | 1629 |
2 |
| Zebra Co., Ltd. | 93 |
2 |
| Pentel Kabushiki Kaisha | 3 |
2 |
| Pixel Pen, LLC | 2 |
2 |
| Anoto AB | 61 |
1 |
| Bic-violex SA | 353 |
1 |
| Epoch Chemical Co., Ltd. | 4 |
1 |
| Europe Brands S.à r.l. | 21 |
1 |
| Europe Brands SARL | 7 |
1 |
| GCC IP Pty Ltd | 16 |
1 |
| Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG | 20 |
1 |
| Mitsubishi Pencil Kabushiki Kaisha | 8 |
1 |
| Other owners | 13 |