- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 31/02 - Pile receivers with stationary end support against which pile accumulates
Patent holdings for IPC class B65H 31/02
Total number of patents in this class: 486
10-year publication summary
|
59
|
58
|
78
|
61
|
27
|
24
|
41
|
29
|
46
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 40926 |
71 |
| Seiko Epson Corporation | 19675 |
64 |
| Canon Finetech Nisca Inc. | 260 |
44 |
| Brother Industries, Ltd. | 12947 |
42 |
| Kyocera Document Solutions Inc. | 5787 |
42 |
| Hewlett-Packard Development Company, L.P. | 25607 |
37 |
| Ricoh Company, Ltd. | 13364 |
20 |
| Toshiba Corporation | 12534 |
15 |
| Toshiba TEC Corporation | 3838 |
15 |
| PFU Limited | 747 |
11 |
| FUJIFILM Business Innovation Corp. | 7731 |
11 |
| Glory Ltd. | 1230 |
10 |
| Konica Minolta, Inc. | 8866 |
9 |
| Nisca Corporation | 146 |
8 |
| A. G. Stacker Inc. | 48 |
6 |
| Canon Finetech Inc. | 56 |
6 |
| Riso Kagaku Corporation | 651 |
4 |
| United States Postal Service | 1238 |
4 |
| Zebra Technologies Corporation | 2256 |
4 |
| Giesecke+Devrient Currency Technology GmbH | 907 |
4 |
| Other owners | 59 |