- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 31/04 - Ducts, containers, supply or metering devices with duct-blades or like metering devices
Patent holdings for IPC class B41F 31/04
Total number of patents in this class: 98
10-year publication summary
|
10
|
10
|
12
|
12
|
10
|
7
|
3
|
4
|
4
|
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 |
13 |
| Komori Corporation | 164 |
8 |
| Xerox Corporation | 7503 |
5 |
| Eastman Kodak Company | 3444 |
5 |
| Bobst Lyon | 56 |
4 |
| BTG Eclepens S.A. | 28 |
4 |
| Daetwyler SwissTec AG | 47 |
4 |
| Heidelberger Druckmaschinen AG | 473 |
3 |
| I. Mar Planning Inc. | 7 |
3 |
| I. Mer Co., Ltd. | 32 |
3 |
| KBA-NotaSys SA | 159 |
3 |
| Macarbox, S.L.U. | 10 |
3 |
| Tresu A/S | 37 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Ball Corporation | 390 |
2 |
| Bobst Bielefeld GmbH | 57 |
2 |
| Comexi Group Industries, SAU | 31 |
2 |
| Kabushiki Kaisha Isowa | 27 |
2 |
| HP Indigo B.V. | 540 |
2 |
| Other owners | 23 |