- All sections
- B - Performing operationstransporting
- B41K - Stampsstamping or numbering apparatus or devices
- B41K 1/54 - Inking pads
Patent holdings for IPC class B41K 1/54
Total number of patents in this class: 46
10-year publication summary
|
6
|
4
|
4
|
5
|
1
|
6
|
1
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trodat GmbH | 156 |
15 |
| Colop Stempelerzeugung Skopek Gesellschaft m.b.H. & Co. KG | 84 |
9 |
| Stampin' Up! Inc. | 90 |
6 |
| Sun Same Enterprises Co., Ltd. | 35 |
3 |
| Kiss Nail Products, Inc. | 297 |
2 |
| Seiko Epson Corporation | 19080 |
1 |
| American Felt and Filter Company | 1 |
1 |
| Clearsnap Holding, Inc. | 18 |
1 |
| Crayola LLC | 180 |
1 |
| Esprix Technologies, L.P. | 26 |
1 |
| Fiskars Brands, Inc. | 301 |
1 |
| The Pilot Ink Co., Ltd. | 91 |
1 |
| Schwaab, Inc. | 7 |
1 |
| Shachihata Inc. | 84 |
1 |
| Zeon Corporation | 4018 |
1 |
| Toyoda Co., Ltd. | 1 |
1 |
| Other owners | 0 |