- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 18/20 - Mechanisms in which power is applied to web roll, e.g. to effect continuous advancement of web the web roll being supported on two parallel rollers at least one of which is driven
Patent holdings for IPC class B65H 18/20
Total number of patents in this class: 50
10-year publication summary
|
5
|
7
|
3
|
3
|
5
|
2
|
4
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Metso Paper, Inc. | 425 |
9 |
| Voith Patent GmbH | 2756 |
5 |
| BW Converting, Inc. | 72 |
5 |
| FABIO PERINI S.p.A. | 134 |
3 |
| The Procter & Gamble Company | 22043 |
2 |
| ABB Schweiz AG | 6917 |
2 |
| Andritz Kusters GmbH | 56 |
2 |
| Valmet Technologies Oy | 287 |
2 |
| Applied Materials, Inc. | 18501 |
1 |
| Dietze & Schell Maschinenfabrik GmbH & Co. KG | 13 |
1 |
| Felix Waldner GmbH | 21 |
1 |
| GAMBINI S.p.A. | 23 |
1 |
| Midori Anzen Co., Ltd. | 105 |
1 |
| Motz Enterprises, Inc. | 22 |
1 |
| Ortho-Space Ltd. | 10 |
1 |
| SCA Tissue France | 26 |
1 |
| Technos Co. Ltd. | 6 |
1 |
| Toyobo Co., Ltd. | 2485 |
1 |
| Trützschler GmbH & Co. KG | 141 |
1 |
| ULVAC, Inc. | 1380 |
1 |
| Other owners | 8 |