- All sections
- B - Performing operations; transporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 20/32 - Arrangements for accumulating surplus web by making loops
Patent holdings for IPC class B65H 20/32
Total number of patents in this class: 36
10-year publication summary
|
3
|
7
|
4
|
4
|
5
|
3
|
0
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Weber Maschinenbau GmbH Breidenbach | 109 |
4 |
| Canon Inc. | 36841 |
2 |
| Corning Incorporated | 9932 |
2 |
| Custom S.p.A. | 67 |
2 |
| Global Feeding Systems, Inc. | 3 |
2 |
| Kern AG | 26 |
2 |
| Nippon Electric Glass Co., Ltd. | 2299 |
2 |
| Spoolex | 19 |
2 |
| Ball Corporation | 390 |
1 |
| CER | 1 |
1 |
| Cockerill Maintenance & Ingenierie SA | 82 |
1 |
| Concepts for Success | 3 |
1 |
| Curt G. Joa, Inc. | 193 |
1 |
| G.D S.p.A. | 929 |
1 |
| Gietz AG | 11 |
1 |
| Hitachi Power Solutions Co., Ltd. | 94 |
1 |
| IHI Corporation | 3268 |
1 |
| KHS GmbH | 1381 |
1 |
| Miyakoshi Printing Machinery Co., Ltd. | 67 |
1 |
| Oce-Technologies B.V. | 475 |
1 |
| Other owners | 6 |