- All sections
- B - Performing operationstransporting
- B41F - Printing machines or presses
- B41F 31/22 - Inking arrangements or devices for inking from interior of cylinder
Patent holdings for IPC class B41F 31/22
Total number of patents in this class: 40
10-year publication summary
|
2
|
1
|
0
|
0
|
1
|
0
|
1
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21892 |
32 |
| Hewlett-Packard Development Company, L.P. | 25087 |
3 |
| 3m Innovative Properties Company | 17463 |
1 |
| Goss International Americas, Inc. | 74 |
1 |
| I. Mer Co., Ltd. | 32 |
1 |
| Komori Corporation | 151 |
1 |
| Temptime Corporation | 56 |
1 |
| Other owners | 0 |