- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 7/02 - Lost patterns
Patent holdings for IPC class B22C 7/02
Total number of patents in this class: 464
10-year publication summary
|
50
|
61
|
49
|
46
|
32
|
39
|
19
|
29
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10110 |
55 |
| Safran Aircraft Engines | 6716 |
43 |
| GE Infrastructure Technology, LLC | 6163 |
22 |
| General Electric Company | 13908 |
21 |
| Topgolf Callaway Brands Corp. | 721 |
11 |
| Siemens AG | 24011 |
10 |
| SAFRAN S.A. | 792 |
9 |
| Siemens Energy, Inc. | 1685 |
9 |
| Hitchiner Manufacturing Co., Inc. | 25 |
9 |
| Eishin Technology Company, Limited | 17 |
8 |
| Rolls-Royce PLC | 3224 |
7 |
| Chromalloy Gas Turbine LLC | 79 |
7 |
| Snecma | 1058 |
7 |
| SNECMA S.A. | 1146 |
6 |
| Metal Casting Technology, Inc. | 14 |
6 |
| Mikro Systems, Inc. | 56 |
6 |
| Taylor Made Golf Company, Inc. | 1311 |
6 |
| Siemens Energy Global GmbH & Co. KG | 3402 |
6 |
| Kaneka Corporation | 4721 |
5 |
| Canon Virginia, Inc. | 136 |
5 |
| Other owners | 206 |