- 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 2/38 - Preheating, i.e. heating to a temperature insufficient to cause printing
Patent holdings for IPC class B41J 2/38
Total number of patents in this class: 41
10-year publication summary
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1
|
2
|
3
|
4
|
4
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4
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3
|
3
|
2
|
1
|
| 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. | 27473 |
5 |
| The Procter & Gamble Company | 22151 |
4 |
| Toshiba TEC Corporation | 3692 |
4 |
| Canon Inc. | 38114 |
2 |
| Toshiba Corporation | 12043 |
2 |
| Ericsson | 21125 |
2 |
| Xerox Corporation | 7075 |
1 |
| Seiko Epson Corporation | 18984 |
1 |
| Sharp Corporation | 10193 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40583 |
1 |
| Mitsubishi Electric Corporation | 44794 |
1 |
| Kyocera Corporation | 13335 |
1 |
| Konica Minolta, Inc. | 8530 |
1 |
| Seiko Instruments Inc. | 516 |
1 |
| Agfa Graphics NV | 297 |
1 |
| Entrust DataCard Corporation | 86 |
1 |
| Hand held Products, Inc. | 1269 |
1 |
| Markem-Imaje Corporation | 56 |
1 |
| Mikuni Color Ltd. | 7 |
1 |
| Nisca Corporation | 159 |
1 |
| Other owners | 8 |