- 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: 295
10-year publication summary
|
27
|
34
|
18
|
24
|
20
|
17
|
16
|
20
|
9
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 42633 |
31 |
| Canon Finetech Nisca Inc. | 267 |
24 |
| Toshiba TEC Corporation | 3886 |
22 |
| Kyocera Document Solutions Inc. | 6134 |
22 |
| Hewlett-Packard Development Company, L.P. | 25317 |
19 |
| Seiko Epson Corporation | 20081 |
19 |
| Ricoh Company, Ltd. | 13309 |
17 |
| Toshiba Corporation | 12687 |
16 |
| Nisca Corporation | 143 |
14 |
| Konica Minolta, Inc. | 9056 |
6 |
| Riso Kagaku Corporation | 642 |
6 |
| FUJIFILM Business Innovation Corp. | 7853 |
6 |
| Glory Ltd. | 1265 |
5 |
| Oki Electric Industry Co., Ltd. | 1576 |
4 |
| Canon Finetech Inc. | 53 |
4 |
| Xerox Corporation | 4703 |
3 |
| Francotyp-Postalia GmbH | 155 |
3 |
| Heidelberger Druckmaschinen AG | 499 |
3 |
| Brother Industries, Ltd. | 12858 |
2 |
| Nikon Corporation | 7284 |
2 |
| Other owners | 67 |