- All sections
- B - Performing operationstransporting
- B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
- B41J 2/36 - Print density control
Patent holdings for IPC class B41J 2/36
Total number of patents in this class: 130
10-year publication summary
|
6
|
17
|
10
|
20
|
12
|
13
|
5
|
2
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48048 |
14 |
| Brother Industries, Ltd. | 12829 |
10 |
| Videojet Technologies Inc. | 364 |
7 |
| Seiko Epson Corporation | 20259 |
6 |
| Toshiba TEC Corporation | 3908 |
6 |
| Canon Inc. | 43869 |
5 |
| Ricoh Company, Ltd. | 13333 |
4 |
| Casio Computer Co., Ltd. | 3496 |
4 |
| Dai Nippon Printing Co., Ltd. | 4245 |
4 |
| Avery Dennison Retail Information Services LLC | 1192 |
4 |
| citizen Systems Japan Co., Ltd. | 83 |
4 |
| citizen Watch Co., Ltd. | 1086 |
4 |
| Shandong New Beiyang Information Technology Co., Ltd. | 373 |
4 |
| Xerox Corporation | 4390 |
3 |
| Kyocera Document Solutions Inc. | 6256 |
3 |
| Hand held Products, Inc. | 1290 |
3 |
| G-printec Inc. | 22 |
3 |
| Hewlett-Packard Development Company, L.P. | 25180 |
2 |
| Kyocera Corporation | 14383 |
2 |
| citizen Holdings Co., Ltd. | 262 |
2 |
| Other owners | 36 |