- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 15/04 - Supporting, feeding, or guiding devicesMountings for web rolls or spindles
Patent holdings for IPC class B41J 15/04
Total number of patents in this class: 1797
10-year publication summary
|
145
|
177
|
144
|
145
|
133
|
121
|
93
|
112
|
146
|
124
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 20446 |
394 |
| Brother Industries, Ltd. | 12827 |
268 |
| Canon Inc. | 44285 |
91 |
| Brother Kogyo Kabushikikaisha | 1806 |
69 |
| Toshiba TEC Corporation | 3912 |
60 |
| Hewlett-Packard Development Company, L.P. | 25139 |
59 |
| Zebra Technologies Corporation | 2395 |
54 |
| Ricoh Company, Ltd. | 13386 |
42 |
| Sato Holdings Kabushiki Kaisha | 381 |
38 |
| Sato Corporation | 327 |
35 |
| Screen Holdings Co., Ltd. | 3245 |
32 |
| Fujitsu Component Limited | 256 |
25 |
| Brady Worldwide, Inc. | 791 |
19 |
| citizen Watch Co., Ltd. | 1092 |
19 |
| King Jim Co., Ltd. | 122 |
18 |
| citizen Systems Japan Co., Ltd. | 84 |
17 |
| Shandong New Beiyang Information Technology Co., Ltd. | 374 |
16 |
| Illinois Tool Works Inc. | 11879 |
15 |
| Hand held Products, Inc. | 1289 |
15 |
| Eastman Kodak Company | 2577 |
14 |
| Other owners | 497 |