- 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 3/00 - Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
Patent holdings for IPC class B41J 3/00
Total number of patents in this class: 198
10-year publication summary
|
17
|
15
|
12
|
15
|
14
|
8
|
10
|
7
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brother Industries, Ltd. | 12905 |
12 |
| Hewlett-Packard Development Company, L.P. | 27473 |
10 |
| Xerox Corporation | 7075 |
9 |
| Casio Computer Co., Ltd. | 3372 |
8 |
| The Boeing Company | 19909 |
4 |
| The Procter & Gamble Company | 22151 |
3 |
| Seiko Epson Corporation | 18984 |
3 |
| Toshiba TEC Corporation | 3692 |
3 |
| FUJIFILM Dimatix, Inc. | 303 |
3 |
| Kellogg North America Company | 18 |
3 |
| Macdonald, Dettwiler and Associates Inc. | 115 |
3 |
| Print-Rite ? Unicorn Image Products Co., Ltd. of Zhuhai | 232 |
3 |
| SICPA Holding SA | 895 |
3 |
| Block, Inc., The | 1498 |
3 |
| Canon Inc. | 38114 |
2 |
| Becton, Dickinson and Company | 7063 |
2 |
| FUJIFILM Corporation | 28555 |
2 |
| Koninklijke Philips Electronics N.V. | 10889 |
2 |
| Eastman Kodak Company | 3036 |
2 |
| Konica Minolta, Inc. | 8530 |
2 |
| Other owners | 116 |