- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F27B - Furnaces, kilns, ovens, or retorts in general; open sintering or like apparatus
- F27B 17/02 - Furnaces of a kind not covered by any of groups specially designed for laboratory use
Patent holdings for IPC class F27B 17/02
Total number of patents in this class: 180
10-year publication summary
|
20
|
21
|
18
|
17
|
19
|
17
|
10
|
9
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ivoclar Vivadent AG | 1060 |
48 |
| SIRONA Dental Systems GmbH | 503 |
11 |
| DEKEMA Dental-Keramiköfen GmbH | 52 |
10 |
| Vita Zahnfabrik H. Rauter GmbH & Co. KG | 294 |
10 |
| Leco Corporation | 200 |
9 |
| Amann Girrbach AG | 74 |
7 |
| DENTSPLY SIRONA Inc. | 1860 |
7 |
| Quantumscape Battery, Inc. | 168 |
7 |
| SPEX Sample Prep LLC | 22 |
4 |
| O.I. Corporation | 30 |
3 |
| XRF Scientific Limited | 3 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
2 |
| ASML Netherlands B.V. | 6816 |
2 |
| Shimadzu Corporation | 5791 |
2 |
| King Abdulaziz University | 511 |
2 |
| Schunk Kohlenstofftechnik GmbH | 126 |
2 |
| Redios-tec GmbH | 4 |
2 |
| Liaoning Upcera Co., Ltd. | 14 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| Other owners | 44 |