- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 19/28 - Attaching the leading end of the web to the replacement web-roll core or spindle
Patent holdings for IPC class B65H 19/28
Total number of patents in this class: 194
10-year publication summary
|
23
|
19
|
9
|
17
|
5
|
10
|
19
|
7
|
12
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2753 |
14 |
| Papeltec Overseas, Inc. | 42 |
12 |
| Sandar Industries, Inc. | 13 |
8 |
| Futura S.p.A. | 140 |
7 |
| Ryeco, LLC | 21 |
6 |
| The Procter & Gamble Company | 21919 |
5 |
| FABIO PERINI S.p.A. | 127 |
5 |
| 3m Innovative Properties Company | 17491 |
4 |
| Chan Li Machinery Co., Ltd. | 33 |
4 |
| Davis-Standard, LLC | 102 |
4 |
| Paprima Industries Inc. | 22 |
4 |
| Sonoco Development, Inc. | 526 |
4 |
| Valmet AB | 541 |
4 |
| BW Converting, Inc. | 84 |
4 |
| A. Celli Nonwovens S.p.A. | 25 |
3 |
| Metso Paper, Inc. | 353 |
3 |
| Nippon Electric Glass Co., Ltd. | 2516 |
3 |
| Valmet Technologies, Inc. | 136 |
3 |
| VMI Holland B.V. | 439 |
3 |
| Windmöller & Hölscher KG | 377 |
3 |
| Other owners | 91 |