- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 9/06 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity electrically heated
Patent holdings for IPC class F27B 9/06
Total number of patents in this class: 139
10-year publication summary
|
6
|
11
|
11
|
11
|
7
|
9
|
16
|
9
|
9
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3268 |
8 |
| E.t.i.a. Evaluation Technologique, Ingenierie et Applications | 37 |
7 |
| Drever International S.A. | 9 |
5 |
| Heraeus Noblelight GmbH | 233 |
4 |
| ITT Italia S.r.l. | 137 |
3 |
| Aisin Takaoka Co., Ltd. | 101 |
2 |
| Ethicon, Inc. | 1310 |
2 |
| ArcelorMittal | 1887 |
2 |
| Ball Corporation | 390 |
2 |
| CertainTeed Gypsum, Inc. | 180 |
2 |
| Danieli Automation SpA | 109 |
2 |
| Despatch Industries Limited Partnership, Despatch GP, LLC, a Minnesota LLC; Despatch Industries, LLC, a Minnesota LLC | 9 |
2 |
| IHI Machinery and Furnace Co., Ltd. | 79 |
2 |
| Inductoheat, Inc. | 48 |
2 |
| Otto Junker GmbH | 26 |
2 |
| Rotelec | 18 |
2 |
| Schwartz GmbH | 58 |
2 |
| ThyssenKrupp Steel Europe AG | 924 |
2 |
| Universität Konstanz | 76 |
2 |
| Sejitech Co., Ltd. | 3 |
2 |
| Other owners | 82 |