- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 17/00 - Furnaces of a kind not covered by any of groups
Patent holdings for IPC class F27B 17/00
Total number of patents in this class: 586
10-year publication summary
|
35
|
31
|
30
|
32
|
46
|
44
|
53
|
45
|
50
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokyo Electron Limited | 13459 |
39 |
| Applied Materials, Inc. | 19863 |
28 |
| Screen Holdings Co., Ltd. | 3062 |
23 |
| Kokusai Electric Corporation | 2161 |
19 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46877 |
18 |
| ASM IP Holding B.V. | 2251 |
17 |
| Semes Co., Ltd. | 1568 |
13 |
| Beijing E-town Semiconductor Technology, Co., Ltd | 296 |
13 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2846 |
10 |
| Illinois Tool Works Inc. | 11705 |
9 |
| Corning Incorporated | 10411 |
9 |
| IHI Corporation | 3506 |
7 |
| IHI Machinery and Furnace Co., Ltd. | 79 |
7 |
| Mattson Technology, Inc. | 242 |
6 |
| Shimadzu Corporation | 6298 |
5 |
| NGK Insulators, Ltd. | 5201 |
4 |
| Ebner Industrieofenbau GmbH | 143 |
4 |
| Ivoclar Vivadent AG | 1052 |
4 |
| Kobe Steel, Ltd. | 890 |
4 |
| Korea Hydro & Nuclear Power Co., Ltd. | 516 |
4 |
| Other owners | 343 |