- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 9/38 - Arrangement of devices for charging
Patent holdings for IPC class F27B 9/38
Total number of patents in this class: 72
10-year publication summary
|
5
|
2
|
6
|
4
|
6
|
2
|
4
|
4
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5215 |
3 |
| Kobe Steel, Ltd. | 896 |
3 |
| POSCO | 2153 |
3 |
| Chugai Ro Co., Ltd. | 128 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 714 |
2 |
| Danieli Centro Combustion S.p.A. | 12 |
2 |
| Gautschi Engineering GmbH | 12 |
2 |
| Hans Lingl Anlagenbau und Verfahrenstechnik GmbH & Co. KG | 12 |
2 |
| Research Institute of Industrial Science & Technology | 525 |
2 |
| SST Systems, Inc. | 65 |
2 |
| POSCO Chemical Co., Ltd | 67 |
2 |
| NGK Kilntech, Corporation | 28 |
2 |
| ONEJOON GmbH | 35 |
2 |
| Toshiba Corporation | 12694 |
1 |
| Semiconductor Energy Laboratory Co., Ltd. | 11708 |
1 |
| Mitsubishi Chemical Corporation | 4668 |
1 |
| Air Products and Chemicals, Inc. | 1466 |
1 |
| Aston Martin Lagonda Limited | 417 |
1 |
| Ceritherm | 6 |
1 |
| Consolidated Engineering Company, Inc. | 25 |
1 |
| Other owners | 36 |