- All sections
- B - Performing operations; transporting
- B41J - Typewriters; selective printing mechanisms, i.e. mechanisms printing otherwise than from a forme; correction of typographical errors
- B41J 15/04 - Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
Patent holdings for IPC class B41J 15/04
Total number of patents in this class: 1451
10-year publication summary
|
124
|
138
|
139
|
145
|
177
|
143
|
144
|
130
|
109
|
64
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18996 |
312 |
| Brother Industries, Ltd. | 13153 |
212 |
| Sato Holdings Kabushiki Kaisha | 633 |
67 |
| Hewlett-Packard Development Company, L.P. | 29428 |
61 |
| Brother Kogyo Kabushikikaisha | 1713 |
61 |
| Canon Inc. | 36613 |
52 |
| Ricoh Company, Ltd. | 13589 |
39 |
| Zebra Technologies Corporation | 1564 |
30 |
| Toshiba TEC Corporation | 3884 |
28 |
| Fujitsu Component Limited | 291 |
27 |
| Screen Holdings Co., Ltd. | 2302 |
23 |
| DYMO | 75 |
21 |
| citizen Watch Co., Ltd. | 1093 |
20 |
| Eastman Kodak Company | 3776 |
18 |
| King Jim Co., Ltd. | 114 |
18 |
| citizen Systems Japan Co., Ltd. | 69 |
16 |
| Shandong New Beiyang Information Technology Co., Ltd. | 362 |
15 |
| Brady Worldwide, Inc. | 372 |
13 |
| Hand held Products, Inc. | 1208 |
13 |
| Casio Computer Co., Ltd. | 3317 |
12 |
| Other owners | 393 |