- All sections
- D - Textilespaper
- D21F - Paper-making machinesmethods of producing paper thereon
- D21F 13/10 - Methods or apparatus for making discontinuous sheets of paper, pulpboard, or cardboard, or of wet web, for fibreboard production using board presses
Patent holdings for IPC class D21F 13/10
Total number of patents in this class: 13
10-year publication summary
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0
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0
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1
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1
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2
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4
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1
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Risho Kogyo Co., Ltd. | 23 |
2 |
| Shurcon Manufacturing, Inc. | 11 |
2 |
| Seiko Epson Corporation | 20013 |
1 |
| FPInnovations | 226 |
1 |
| KIEFEL GmbH | 149 |
1 |
| Shurcon Manufacturing (Zhejiang) Co., Ltd. | 18 |
1 |
| Kahramanmaras Kagit Sanayi ve Tic. A. S. | 3 |
1 |
| Henan Kelway Nano Carbon Material Co., Ltd | 1 |
1 |
| Shanghai Jazz New Material Technology Co., Ltd | 5 |
1 |
| Guangdong JD Circuit Technology Co., Ltd. | 1 |
1 |
| Marubeni (Shanghai) Co., Ltd. | 1 |
1 |
| Other owners | 0 |