- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 19/22 - Changing the web roll in winding mechanisms or in connection with winding operations
Patent holdings for IPC class B65H 19/22
Total number of patents in this class: 393
10-year publication summary
|
32
|
33
|
29
|
28
|
30
|
19
|
8
|
37
|
16
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 22020 |
35 |
| Futura S.p.A. | 139 |
28 |
| FABIO PERINI S.p.A. | 134 |
23 |
| G.D S.p.A. | 1062 |
14 |
| BW Converting, Inc. | 57 |
14 |
| Colines S.p.A. | 77 |
13 |
| Metso Paper, Inc. | 435 |
11 |
| Voith Patent GmbH | 2747 |
9 |
| Jennerjahn Machine, Inc. | 9 |
9 |
| Davis-Standard, LLC | 101 |
8 |
| GDM S.p.A. | 84 |
8 |
| No.el. S.r.l. | 18 |
6 |
| Paper Converting Machine Company | 45 |
6 |
| Windmöller & Hölscher KG | 386 |
6 |
| Seiko Epson Corporation | 19261 |
5 |
| A. Celli Nonwovens S.p.A. | 29 |
5 |
| GAMBINI S.p.A. | 23 |
5 |
| MAXIMA srl | 35 |
5 |
| Manz Italy S.r.l. | 68 |
4 |
| United Converting S.r.l. | 11 |
4 |
| Other owners | 175 |