- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/41 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing
Patent holdings for IPC class B41J 2/41
Total number of patents in this class: 67
10-year publication summary
|
4
|
2
|
6
|
1
|
5
|
6
|
3
|
0
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 27461 |
17 |
| Brother Industries, Ltd. | 12908 |
10 |
| Verdant Technologies LLC | 55 |
6 |
| Ricoh Company, Ltd. | 13216 |
5 |
| HP Indigo B.V. | 529 |
5 |
| Hewlett-Packard Indigo B.V. | 246 |
3 |
| Lexmark International, Inc. | 1703 |
2 |
| PowderCoil Technologies, LLC | 9 |
2 |
| FUJIFILM Business Innovation Corp. | 7426 |
2 |
| Illinois Tool Works Inc. | 11399 |
1 |
| Xerox Corporation | 7076 |
1 |
| Toshiba Corporation | 12051 |
1 |
| Seiko Epson Corporation | 18989 |
1 |
| Sharp Corporation | 10191 |
1 |
| Toshiba TEC Corporation | 3692 |
1 |
| Konica Minolta, Inc. | 8535 |
1 |
| Kyocera Mita Corporation | 236 |
1 |
| Enjet Co., Ltd. | 43 |
1 |
| Nicolas US Inc. | 1 |
1 |
| LanzaTech, Inc. | 323 |
1 |
| Other owners | 4 |