- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 3/20 - Cylinder presses, i.e. presses essentially comprising at least one cylinder co-operating with at least one flat type-bed of special construction or for particular purposes with fixed type-beds and travelling impression cylinders
Patent holdings for IPC class B41F 3/20
Total number of patents in this class: 45
10-year publication summary
5
|
9
|
4
|
2
|
2
|
1
|
2
|
4
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Screen Holdings Co., Ltd. | 2431 |
13 |
IHI Corporation | 3268 |
5 |
Komori Corporation | 164 |
5 |
National Institute of Advanced Industrial Science and Technology | 3677 |
3 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
FUJIFILM Corporation | 27102 |
2 |
Fujikura Ltd. | 2777 |
2 |
DIC Corporation | 3597 |
2 |
Korea Institute of Machinery & Materials | 677 |
2 |
Church & Dwight Co., Inc. | 1845 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
Dexerials Corporation | 1826 |
1 |
Komura-tech Co., Ltd. | 11 |
1 |
Nano Terra Inc. | 28 |
1 |
Nihon Denshi Seiki Co., Ltd. | 9 |
1 |
Shuhou Co., Ltd. | 43 |
1 |
Toppan Printing Co., Ltd. | 2212 |
1 |
Sharp Kabushiki Kaisha | 18957 |
1 |
Other owners | 0 |