- All sections
- B - Performing operations; transporting
- B41F - Printing machines or presses
- B41F 31/03 - Ink agitators
Patent holdings for IPC class B41F 31/03
Total number of patents in this class: 11
10-year publication summary
|
1
|
0
|
2
|
1
|
3
|
1
|
0
|
2
|
1
|
0
|
| 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 |
2 |
| Seiko Epson Corporation | 18724 |
1 |
| Ricoh Company, Ltd. | 13266 |
1 |
| Absolute Engineering, Limited | 5 |
1 |
| Bestway Inflatables & Material Corp. | 367 |
1 |
| Goss International Americas, Inc. | 133 |
1 |
| Windmoeller & Hoelscher KG | 166 |
1 |
| HOMAG GmbH | 242 |
1 |
| Kyungil-tech Co., Ltd. | 8 |
1 |
| Heidelberger Druckmaschinen Intellectual Property AG & Co. KG | 23 |
1 |
| Other owners | 0 |