- All sections
- B - Performing operationstransporting
- B41F - Printing machines or presses
- B41F 31/12 - Applications of feed or duct rollers adjustable for regulating supply
Patent holdings for IPC class B41F 31/12
Total number of patents in this class: 17
10-year publication summary
|
4
|
0
|
3
|
1
|
1
|
0
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ball Corporation | 386 |
3 |
| I. Mer Co., Ltd. | 32 |
3 |
| KBA-MetalPrint GmbH | 36 |
2 |
| Nippon National Seikan Company, Ltd. | 5 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8813 |
1 |
| Hewlett-Packard Development Company, L.P. | 25769 |
1 |
| Goss International Americas, Inc. | 116 |
1 |
| Heidelberger Druckmaschinen AG | 474 |
1 |
| Komori Corporation | 148 |
1 |
| Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd. | 84 |
1 |
| Zhejiang Juzhong Flexo Printing Technology Co., Ltd. | 4 |
1 |
| Other owners | 0 |