- 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 2/135 - Nozzles
Patent holdings for IPC class B41J 2/135
Total number of patents in this class: 527
10-year publication summary
|
46
|
49
|
32
|
46
|
37
|
34
|
25
|
15
|
7
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 28538 |
161 |
| Seiko Epson Corporation | 18724 |
58 |
| Canon Inc. | 36841 |
41 |
| Ricoh Company, Ltd. | 13266 |
30 |
| Brother Industries, Ltd. | 13000 |
21 |
| Xerox Corporation | 7503 |
15 |
| FUJIFILM Corporation | 27102 |
14 |
| Canon Kabushiki Kaisha | 6884 |
13 |
| Memjet Technology Ltd. | 757 |
9 |
| Konica Minolta Holdings, Inc. | 1086 |
8 |
| FUJIFILM Dimatix, Inc. | 331 |
7 |
| Konica Minolta, Inc. | 8349 |
6 |
| Silverbrook Research Pty Ltd | 172 |
5 |
| Eastman Kodak Company | 3444 |
4 |
| Funai Electric Co., Ltd. | 882 |
4 |
| STMicroelectronics S.r.l. | 3693 |
4 |
| Advanced Liquid Logic, Inc. | 156 |
4 |
| Kateeva, Inc. | 376 |
4 |
| Mimaki Engineering Co., Ltd. | 799 |
4 |
| Riso Kagaku Corporation | 666 |
4 |
| Other owners | 111 |