- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 26/04 - Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs for variation in tension
Patent holdings for IPC class B65H 26/04
Total number of patents in this class: 36
10-year publication summary
|
3
|
2
|
3
|
1
|
4
|
4
|
2
|
3
|
2
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 25170 |
3 |
| Tosho Inc. | 113 |
3 |
| Valmet Technologies Oy | 288 |
3 |
| Contemporary Amperex Technology Co., Limited | 10216 |
2 |
| Siemens AG | 23996 |
1 |
| LG Chem, Ltd. | 17950 |
1 |
| Kimberly-clark Worldwide, Inc. | 5261 |
1 |
| FUJIFILM Corporation | 30594 |
1 |
| Mitsubishi Electric Corporation | 48172 |
1 |
| Konica Minolta Holdings, Inc. | 780 |
1 |
| Oki Electric Industry Co., Ltd. | 1574 |
1 |
| Kaneka Corporation | 4732 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2840 |
1 |
| Lenzing Aktiengesellschaft | 499 |
1 |
| Mimaki Engineering Co., Ltd. | 932 |
1 |
| Omori Machinery Co., Ltd. | 28 |
1 |
| Otsuka Pharmaceutical Co., Ltd. | 1508 |
1 |
| Shandong New Beiyang Information Technology Co., Ltd. | 373 |
1 |
| Sumitomo Heavy Industries, Ltd. | 2121 |
1 |
| Texmag GmbH Vertriebsgesellschaft | 81 |
1 |
| Other owners | 9 |