- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 23/00 - Devices for treating the surfaces of sheets, webs or other articles in connection with printing
Patent holdings for IPC class B41F 23/00
Total number of patents in this class: 152
10-year publication summary
|
18
|
23
|
15
|
15
|
21
|
18
|
11
|
6
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
18 |
| Koenig & Bauer AG | 958 |
9 |
| Sun Chemical Corporation | 865 |
9 |
| UPM-Kymmene Oyj | 54 |
6 |
| Hewlett-Packard Indigo B.V. | 255 |
5 |
| LEONHARD KURZ Stiftung & Co. KG | 381 |
5 |
| Exentis Knowledge GmbH | 46 |
5 |
| Entegris, Inc. | 1736 |
4 |
| Xerox Corporation | 7503 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
| Toray Industries, Inc. | 6652 |
3 |
| Isimat GmbH Siebdruckmaschinen | 9 |
3 |
| manroland AG | 109 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Eastman Kodak Company | 3444 |
2 |
| Blank Acquisition LLC, DBA Blanks/usa | 12 |
2 |
| Comexi Group Industries, SAU | 31 |
2 |
| Crown Packaging Technology, Inc. | 494 |
2 |
| Ezawa Jimuki Co., Ltd. | 6 |
2 |
| Krones AG | 2037 |
2 |
| Other owners | 62 |