- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 1/26 - Arrangements of controlling devices
Patent holdings for IPC class F27B 1/26
Total number of patents in this class: 106
10-year publication summary
|
7
|
6
|
8
|
2
|
3
|
3
|
11
|
9
|
20
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maerz Ofenbau AG | 52 |
13 |
| S.A. Lhoist Recherche et Developpement | 205 |
13 |
| ThyssenKrupp AG | 3399 |
13 |
| JFE Steel Corporation | 7549 |
5 |
| thyssenkrupp Polysius GmbH | 166 |
5 |
| ArcelorMittal | 2680 |
3 |
| Paul Wurth S.A. | 430 |
3 |
| Primetals Technologies Austria GmbH | 575 |
3 |
| Tata Steel Limited | 166 |
3 |
| International Business Machines Corporation | 62671 |
2 |
| Air Liquide Deutschland G.m.b.H | 52 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4118 |
2 |
| POSCO | 2142 |
2 |
| University of Maryland, College Park | 1085 |
2 |
| Metal Morphing Technologies, Inc. | 2 |
2 |
| Metso Metals Oy | 225 |
2 |
| Continuum Powders Corporation | 33 |
2 |
| Shimadzu Corporation | 6347 |
1 |
| Aalto University Foundation | 318 |
1 |
| Danieli Automation SpA | 128 |
1 |
| Other owners | 26 |