- All sections
- B - Performing operationstransporting
- B41F - Printing machines or presses
- B41F 31/02 - Ducts, containers, supply or metering devices
Patent holdings for IPC class B41F 31/02
Total number of patents in this class: 270
10-year publication summary
|
21
|
22
|
19
|
24
|
37
|
24
|
22
|
10
|
5
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25753 |
52 |
| Xerox Corporation | 6982 |
13 |
| Koenig & Bauer AG | 976 |
12 |
| Windmöller & Hölscher KG | 385 |
12 |
| Bobst Firenze S.r.l. | 35 |
11 |
| Bobst Bielefeld GmbH | 60 |
8 |
| Komori Corporation | 148 |
7 |
| Tresu A/S | 36 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 8823 |
6 |
| Apex Europe B.V. | 18 |
6 |
| I. Mer Co., Ltd. | 32 |
6 |
| Eastman Kodak Company | 2833 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 32095 |
4 |
| Bobst Lyon | 67 |
4 |
| Stolle Machinery Company, LLC | 434 |
4 |
| Uteco Converting S.p.A. | 27 |
4 |
| Windmoeller & Hoelscher KG | 173 |
4 |
| HP Indigo B.V. | 529 |
4 |
| Illinois Tool Works Inc. | 11523 |
3 |
| Ball Corporation | 386 |
3 |
| Other owners | 95 |