- All sections
- B - Performing operationstransporting
- B41K - Stampsstamping or numbering apparatus or devices
- B41K 3/58 - Inking devices using ink ribbons, ink sheets, or carbon tape or paper
Patent holdings for IPC class B41K 3/58
Total number of patents in this class: 4
10-year publication summary
|
1
|
0
|
0
|
0
|
0
|
3
|
0
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11902 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2844 |
1 |
| Sato Corporation | 326 |
1 |
| Other owners | 0 |