- 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: 294
10-year publication summary
|
24
|
31
|
22
|
21
|
29
|
18
|
21
|
23
|
21
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19699 |
19 |
| Tetra Laval Holdings & Finance S.A. | 2184 |
13 |
| Hewlett-Packard Development Company, L.P. | 25585 |
9 |
| Ricoh Company, Ltd. | 13371 |
9 |
| Robert Bosch GmbH | 43063 |
8 |
| Canon Inc. | 41108 |
6 |
| Screen Holdings Co., Ltd. | 2932 |
6 |
| The Procter & Gamble Company | 21989 |
5 |
| Windmöller & Hölscher KG | 387 |
5 |
| Unicharm Corporation | 2920 |
5 |
| JFE Steel Corporation | 7054 |
4 |
| Lantech.com, LLC | 223 |
4 |
| VMI Holland B.V. | 419 |
4 |
| Siemens AG | 24333 |
3 |
| Kimberly-clark Worldwide, Inc. | 5409 |
3 |
| FUJIFILM Corporation | 29817 |
3 |
| Nikon Corporation | 7303 |
3 |
| Sumitomo Chemical Company, Limited | 9109 |
3 |
| Kyocera Document Solutions Inc. | 5819 |
3 |
| Hidaka Seiki Kabushiki Kaisha | 58 |
3 |
| Other owners | 176 |