- All sections
- B - Performing operationstransporting
- B41F - Printing machines or presses
- B41F 1/54 - Printing-pressure control devices
Patent holdings for IPC class B41F 1/54
Total number of patents in this class: 18
10-year publication summary
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2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sun Chemical Corporation | 854 |
3 |
Hewlett-Packard Development Company, L.P. | 26229 |
2 |
Hunan Sijiu Technology Co., Ltd. | 132 |
2 |
Xerox Corporation | 7068 |
1 |
Eastman Kodak Company | 3002 |
1 |
Advanced Vision Technology (AVT) Ltd. | 24 |
1 |
Bobst Mex SA | 574 |
1 |
eltromat GmbH | 5 |
1 |
Futurelogic, Inc. | 46 |
1 |
Goss International Americas, Inc. | 128 |
1 |
Grafikontrol S.p.A. | 4 |
1 |
Heidelberger Druckmaschinen AG | 470 |
1 |
U.S. Bank National Association | 735 |
1 |
Uteco Converting S.p.A. | 29 |
1 |
Other owners | 0 |