- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 23/188 - Registering, tensioning, smoothing, or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
Patent holdings for IPC class B65H 23/188
Total number of patents in this class: 300
10-year publication summary
|
32
|
22
|
21
|
32
|
19
|
21
|
25
|
22
|
12
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20248 |
19 |
| Tetra Laval Holdings & Finance S.A. | 2228 |
13 |
| Hewlett-Packard Development Company, L.P. | 25216 |
11 |
| Ricoh Company, Ltd. | 13346 |
9 |
| Robert Bosch GmbH | 44128 |
8 |
| Canon Inc. | 43768 |
6 |
| Screen Holdings Co., Ltd. | 3148 |
6 |
| VMI Holland B.V. | 443 |
6 |
| The Procter & Gamble Company | 21861 |
5 |
| Windmöller & Hölscher KG | 375 |
5 |
| Unicharm Corporation | 2968 |
5 |
| JFE Steel Corporation | 7508 |
4 |
| Wuxi Lead Intelligent Equipment Co., Ltd. | 297 |
4 |
| BW Converting, Inc. | 86 |
4 |
| Siemens AG | 24033 |
3 |
| Kimberly-clark Worldwide, Inc. | 5301 |
3 |
| FUJIFILM Corporation | 30512 |
3 |
| Nikon Corporation | 7235 |
3 |
| Sumitomo Chemical Company, Limited | 8996 |
3 |
| Kyocera Document Solutions Inc. | 6242 |
3 |
| Other owners | 177 |