- All sections
- B - Performing operations; transporting
- 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: 183
10-year publication summary
|
15
|
23
|
19
|
9
|
17
|
5
|
9
|
18
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2736 |
14 |
| Sandar Industries, Inc. | 14 |
8 |
| Papeltec Overseas, Inc. | 33 |
8 |
| Futura S.p.A. | 137 |
7 |
| Ryeco, LLC | 25 |
6 |
| The Procter & Gamble Company | 22146 |
5 |
| FABIO PERINI S.p.A. | 149 |
5 |
| Metso Paper, Inc. | 475 |
5 |
| 3m Innovative Properties Company | 17957 |
4 |
| A. Celli Nonwovens S.p.A. | 30 |
4 |
| Chan Li Machinery Co., Ltd. | 34 |
4 |
| Paprima Industries Inc. | 22 |
4 |
| Sonoco Development, Inc. | 774 |
4 |
| Valmet AB | 495 |
4 |
| Valmet Technologies, Inc. | 160 |
4 |
| BW Converting, Inc. | 54 |
4 |
| Kimberly-clark Worldwide, Inc. | 5515 |
2 |
| JTEKT Corporation | 2443 |
2 |
| Michelin Recherche et Technique S.A. | 2236 |
2 |
| Komatsu NTC Ltd. | 121 |
2 |
| Other owners | 85 |