- 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: 43
10-year publication summary
|
4
|
4
|
3
|
1
|
6
|
1
|
0
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Trodat GmbH | 156 |
16 |
| Colop Stempelerzeugung Skopek Gesellschaft m.b.H. & Co. KG | 81 |
8 |
| Stampin' Up! Inc. | 92 |
5 |
| Sun Same Enterprises Co., Ltd. | 36 |
3 |
| Kiss Nail Products, Inc. | 316 |
2 |
| Seiko Epson Corporation | 19805 |
1 |
| Clearsnap Holding, Inc. | 13 |
1 |
| Crayola LLC | 193 |
1 |
| Esprix Technologies, L.P. | 23 |
1 |
| Fiskars Brands, Inc. | 288 |
1 |
| The Pilot Ink Co., Ltd. | 89 |
1 |
| Shachihata Inc. | 88 |
1 |
| Zeon Corporation | 4122 |
1 |
| Toyoda Co., Ltd. | 1 |
1 |
| Other owners | 0 |