- All sections
- B - Performing operationstransporting
- B41F - Printing machines or presses
- B41F 31/07 - Troughs or like reservoirs with immersed, or partly immersed, rollers or cylinders for rotogravure
Patent holdings for IPC class B41F 31/07
Total number of patents in this class: 9
10-year publication summary
0
|
1
|
0
|
0
|
2
|
1
|
1
|
0
|
0
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Eastman Kodak Company | 2923 |
2 |
Koenig & Bauer AG | 982 |
2 |
Windmöller & Hölscher KG | 391 |
2 |
Bobst Firenze S.r.l. | 35 |
1 |
KBA-NotaSys SA | 147 |
1 |
Unilin Nordic AB | 17 |
1 |
Other owners | 0 |