- All sections
- B - Performing operations; transporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 23/18 - Registering, tensioning, smoothing, or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
Patent holdings for IPC class B65H 23/18
Total number of patents in this class: 130
10-year publication summary
|
14
|
16
|
14
|
9
|
7
|
11
|
8
|
8
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18989 |
17 |
| Hewlett-Packard Development Company, L.P. | 27461 |
8 |
| Mitsubishi Electric Corporation | 44851 |
6 |
| Kimberly-clark Worldwide, Inc. | 5515 |
3 |
| Becton, Dickinson and Company | 7071 |
3 |
| A. Celli Paper S.p.A. | 34 |
3 |
| The Procter & Gamble Company | 22146 |
2 |
| Siemens AG | 24565 |
2 |
| Toyota Motor Corporation | 30455 |
2 |
| Canon Inc. | 38148 |
2 |
| Panasonic Corporation | 20315 |
2 |
| Kyocera Document Solutions Inc. | 5366 |
2 |
| Georgia-Pacific Corrugated LLC | 108 |
2 |
| Dart Container Corporation | 167 |
2 |
| Fuji Corporation | 3182 |
2 |
| Metso Paper, Inc. | 475 |
2 |
| Nippon Electric Glass Co., Ltd. | 2396 |
2 |
| Paper Converting Machine Company | 49 |
2 |
| Venture Corporation Limited | 21 |
2 |
| Ziuz Holding B.V. | 10 |
2 |
| Other owners | 62 |