- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 31/00 - Inking arrangements or devices
Patent holdings for IPC class B41F 31/00
Total number of patents in this class: 205
10-year publication summary
23
|
20
|
13
|
9
|
11
|
13
|
8
|
15
|
9
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Koenig & Bauer AG | 958 |
29 |
Xerox Corporation | 7503 |
13 |
manroland AG | 109 |
8 |
KBA-NotaSys SA | 159 |
7 |
Hewlett-Packard Development Company, L.P. | 28538 |
6 |
Eastman Kodak Company | 3444 |
6 |
Windmoeller & Hoelscher KG | 166 |
6 |
Bobst Firenze S.r.l. | 34 |
5 |
Crown Packaging Technology, Inc. | 494 |
5 |
Windmöller & Hölscher KG | 402 |
5 |
Bobst Bielefeld GmbH | 57 |
4 |
Heidelberger Druckmaschinen AG | 473 |
4 |
KBA-MetalPrint GmbH | 36 |
4 |
Sun Chemical Corporation | 865 |
4 |
Mitsubishi Heavy Industries Machinery Systems, Ltd. | 422 |
4 |
Heidelberger Druckmaschinen Intellectual Property AG & Co. KG | 23 |
4 |
3m Innovative Properties Company | 18406 |
3 |
Komori Corporation | 164 |
3 |
Stolle Machinery Company, LLC | 367 |
3 |
The Government of the United States of America, as represented by the Secretary of Homeland Security | 189 |
3 |
Other owners | 79 |