- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 31/34 - Apparatus for squaring-up piled articles
Patent holdings for IPC class B65H 31/34
Total number of patents in this class: 296
10-year publication summary
|
27
|
34
|
18
|
24
|
20
|
17
|
16
|
20
|
9
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 44011 |
31 |
| Canon Finetech Nisca Inc. | 272 |
24 |
| Toshiba TEC Corporation | 3905 |
22 |
| Kyocera Document Solutions Inc. | 6286 |
22 |
| Hewlett-Packard Development Company, L.P. | 25172 |
19 |
| Seiko Epson Corporation | 20327 |
19 |
| Ricoh Company, Ltd. | 13336 |
17 |
| Toshiba Corporation | 12584 |
16 |
| Nisca Corporation | 141 |
14 |
| Konica Minolta, Inc. | 9143 |
6 |
| Riso Kagaku Corporation | 643 |
6 |
| FUJIFILM Business Innovation Corp. | 7956 |
6 |
| Glory Ltd. | 1273 |
5 |
| Oki Electric Industry Co., Ltd. | 1572 |
4 |
| Canon Finetech Inc. | 53 |
4 |
| Xerox Corporation | 4390 |
3 |
| Francotyp-Postalia GmbH | 154 |
3 |
| Heidelberger Druckmaschinen AG | 500 |
3 |
| Brother Industries, Ltd. | 12823 |
2 |
| Nikon Corporation | 7236 |
2 |
| Other owners | 68 |