- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 3/16 - WallsRoofs
Patent holdings for IPC class F27B 3/16
Total number of patents in this class: 39
10-year publication summary
|
1
|
2
|
4
|
3
|
1
|
1
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2
|
1
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5
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pyrotek, Inc. | 208 |
5 |
| Systems Spray Cooled, Inc. | 28 |
4 |
| Systems Spray-Cooled, LLC | 31 |
4 |
| Refractory Intellectual Property GmbH & Co. KG | 558 |
3 |
| Saint-Gobain Isover | 667 |
3 |
| Hyundai Steel Company | 488 |
2 |
| Nippon Electric Glass Co., Ltd. | 2512 |
2 |
| Sumitomo Metal Mining Co., Ltd. | 1936 |
2 |
| Siemens AG | 24236 |
1 |
| Blasch Precision Ceramics, Inc. | 40 |
1 |
| Hatch Ltd. | 220 |
1 |
| Kobe Steel, Ltd. | 893 |
1 |
| Materion Corporation | 317 |
1 |
| Nippon Steel Corporation | 6687 |
1 |
| Primetals Technologies Germany GmbH | 214 |
1 |
| SMS Demag AG | 57 |
1 |
| SMS Group GmbH | 1164 |
1 |
| Tounetsu Co., Ltd. | 31 |
1 |
| Vesuvius Crucible Company | 34 |
1 |
| Zakrytoye Aktsionernoye Obschestvo "pikkerama" | 2 |
1 |
| Other owners | 2 |