- 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: 406
10-year publication summary
|
31
|
28
|
25
|
26
|
19
|
8
|
27
|
17
|
20
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Procter & Gamble Company | 21973 |
33 |
| Futura S.p.A. | 143 |
28 |
| FABIO PERINI S.p.A. | 129 |
22 |
| BW Converting, Inc. | 82 |
17 |
| G.D S.p.A. | 1154 |
15 |
| Colines S.p.A. | 85 |
14 |
| Metso Paper, Inc. | 379 |
10 |
| GDM S.p.A. | 92 |
9 |
| Voith Patent GmbH | 2768 |
9 |
| Jennerjahn Machine, Inc. | 9 |
9 |
| Davis-Standard, LLC | 102 |
8 |
| Windmöller & Hölscher KG | 380 |
8 |
| No.el. S.r.l. | 16 |
6 |
| Seiko Epson Corporation | 19809 |
5 |
| A. Celli Nonwovens S.p.A. | 30 |
5 |
| GAMBINI S.p.A. | 25 |
5 |
| Manz Italy S.r.l. | 67 |
4 |
| MAXIMA srl | 32 |
4 |
| Paper Converting Machine Company | 31 |
4 |
| SMS Group GmbH | 1149 |
4 |
| Other owners | 187 |