- All sections
- B - Performing operationstransporting
- 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: 149
10-year publication summary
|
10
|
15
|
10
|
11
|
8
|
6
|
9
|
9
|
4
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmet AB | 556 |
13 |
| Sumitomo Chemical Company, Limited | 8968 |
7 |
| FUJIFILM Corporation | 30594 |
6 |
| Metso Paper, Inc. | 333 |
6 |
| Seiko Epson Corporation | 20337 |
5 |
| Colines S.p.A. | 86 |
5 |
| Windmöller & Hölscher KG | 371 |
5 |
| Kimberly-clark Worldwide, Inc. | 5261 |
3 |
| No.el. S.r.l. | 16 |
3 |
| Novelis Inc. | 782 |
3 |
| Valmet Technologies, Inc. | 136 |
3 |
| BW Converting, Inc. | 87 |
3 |
| The Procter & Gamble Company | 21852 |
2 |
| LG Electronics Inc. | 75855 |
2 |
| Oki Electric Industry Co., Ltd. | 1574 |
2 |
| ABB Schweiz AG | 7665 |
2 |
| A. Celli Nonwovens S.p.A. | 23 |
2 |
| AMUT S.p.A. | 11 |
2 |
| Foshan Baosuo Paper Machinery Manufacture Co, Ltd. | 6 |
2 |
| Kampf Schneid- und Wickeltechnik GmbH & Co. KG | 10 |
2 |
| Other owners | 71 |