- All sections
- B - Performing operations; transporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 18/26 - Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
Patent holdings for IPC class B65H 18/26
Total number of patents in this class: 146
10-year publication summary
|
17
|
10
|
15
|
10
|
11
|
8
|
6
|
6
|
8
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmet AB | 493 |
10 |
| Metso Paper, Inc. | 481 |
9 |
| Sumitomo Chemical Company, Limited | 8966 |
7 |
| The Procter & Gamble Company | 22148 |
5 |
| Kimberly-clark Worldwide, Inc. | 5519 |
5 |
| FUJIFILM Corporation | 28467 |
5 |
| Colines S.p.A. | 77 |
5 |
| Windmöller & Hölscher KG | 390 |
5 |
| Seiko Epson Corporation | 18966 |
4 |
| No.el. S.r.l. | 18 |
4 |
| A. Celli Nonwovens S.p.A. | 29 |
3 |
| Lantech.com, LLC | 219 |
3 |
| Valmet Technologies, Inc. | 162 |
3 |
| BW Converting, Inc. | 54 |
3 |
| Oki Electric Industry Co., Ltd. | 1604 |
2 |
| ABB Schweiz AG | 6609 |
2 |
| AMUT S.p.A. | 12 |
2 |
| Foshan Baosuo Paper Machinery Manufacture Co, Ltd. | 6 |
2 |
| Kampf Schneid- und Wickeltechnik GmbH & Co. KG | 10 |
2 |
| Kinyosha Co., Ltd. | 22 |
2 |
| Other owners | 63 |