- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 31/20 - Pile receivers adjustable for different article sizes
Patent holdings for IPC class B65H 31/20
Total number of patents in this class: 214
10-year publication summary
|
17
|
27
|
27
|
15
|
14
|
15
|
11
|
14
|
9
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 39960 |
27 |
| Seiko Epson Corporation | 19367 |
23 |
| Brother Industries, Ltd. | 12972 |
16 |
| Kyocera Document Solutions Inc. | 5606 |
14 |
| Hewlett-Packard Development Company, L.P. | 25881 |
11 |
| PFU Limited | 742 |
9 |
| Toshiba TEC Corporation | 3795 |
7 |
| Oki Electric Industry Co., Ltd. | 1588 |
7 |
| Canon Finetech Nisca Inc. | 258 |
6 |
| Ricoh Company, Ltd. | 13279 |
5 |
| Koenig & Bauer AG | 977 |
5 |
| Toshiba Corporation | 12345 |
4 |
| Konica Minolta, Inc. | 8742 |
4 |
| Canon Denshi Kabushiki Kaisha | 182 |
4 |
| Nisca Corporation | 151 |
4 |
| Riso Kagaku Corporation | 656 |
4 |
| FUJIFILM Business Innovation Corp. | 7592 |
4 |
| Kabushiki Kaisha Isowa | 27 |
3 |
| Konica Minolta Business Technologies, Inc. | 1417 |
2 |
| Avision Inc. | 282 |
2 |
| Other owners | 53 |