- 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 29/00 - TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS - Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
Patent holdings for IPC class B41J 29/00
Total number of patents in this class: 551
10-year publication summary
|
53
|
45
|
39
|
57
|
43
|
36
|
33
|
28
|
20
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Document Solutions Inc. | 5295 |
55 |
| Canon Kabushiki Kaisha | 6884 |
53 |
| Hewlett-Packard Development Company, L.P. | 28538 |
52 |
| Brother Kogyo Kabushikikaisha | 1709 |
42 |
| Seiko Epson Corporation | 18724 |
37 |
| Ricoh Company, Ltd. | 13266 |
28 |
| Sato Holdings Kabushiki Kaisha | 659 |
24 |
| Canon Inc. | 36841 |
12 |
| FUJIFILM Corporation | 27102 |
12 |
| Sharp Kabushiki Kaisha | 18957 |
11 |
| citizen Watch Co., Ltd. | 1062 |
9 |
| Star Micronics Co., Ltd. | 266 |
9 |
| Konica Minolta, Inc. | 8349 |
8 |
| citizen Systems Japan Co., Ltd. | 70 |
7 |
| FUJIFILM Business Innovation Corp. | 7395 |
7 |
| Brother Industries, Ltd. | 13000 |
6 |
| Toshiba TEC Corporation | 3877 |
6 |
| Mimaki Engineering Co., Ltd. | 799 |
6 |
| Dai Nippon Printing Co., Ltd. | 3891 |
5 |
| Toshiba Corporation | 12017 |
4 |
| Other owners | 158 |