- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 9/10 - Arrangements for sealing elements into header boxes or end plates by dismountable joints by screw-type connections, e.g. gland
Patent holdings for IPC class F28F 9/10
Total number of patents in this class: 21
10-year publication summary
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2
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3
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1
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2
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2
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0
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2
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1
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hon Hai Precision Industry Co., Ltd. | 4024 |
2 |
| Tsinghua University | 5943 |
2 |
| Shanghai Xingye Materials Technology Co., Ltd | 16 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8777 |
1 |
| DENSO Marston, Ltd. | 15 |
1 |
| Caterpillar Inc. | 9604 |
1 |
| Hewlett Packard Enterprise Development LP | 10737 |
1 |
| BP Corporation North America Inc. | 745 |
1 |
| Saint-Gobain do Brasil Produtos Industriais e para Construção Ltda. | 22 |
1 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 144 |
1 |
| SPX FLOW, Inc. | 129 |
1 |
| Sumitomo Precision Products Co., Ltd. | 303 |
1 |
| Anasuya Natarajan | 1 |
1 |
| Haldor Topsøe A/S | 658 |
1 |
| Athenas Isolantes Térmicos e Refratários Ltda | 1 |
1 |
| Industriar Consultores Ltda | 1 |
1 |
| Keyon Process Co., Ltd | 7 |
1 |
| Uniprest Ltda | 1 |
1 |
| Other owners | 0 |