- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 9/02 - Sand moulds or like moulds for shaped castings
Patent holdings for IPC class B22C 9/02
Total number of patents in this class: 625
10-year publication summary
|
56
|
68
|
50
|
38
|
51
|
44
|
33
|
33
|
29
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sintokogio, Ltd. | 1165 |
39 |
| ASK Chemicals GmbH | 154 |
23 |
| Nevis Industries LLC | 63 |
20 |
| Rtx Corporation | 9737 |
18 |
| General Electric Company | 13767 |
17 |
| Bedloe Industries LLC | 71 |
17 |
| Kao Corporation | 5028 |
14 |
| Asahi Yukizai Corporation | 140 |
13 |
| Hüttenes-Albertus Chemische Werke GmbH | 144 |
11 |
| Nanjing University of Aeronautics and Astronautics | 464 |
11 |
| GM Global Technology Operations LLC | 15564 |
10 |
| Advanced Manufacture Technology Center, China Academy Of Machinery Science & Technology | 47 |
9 |
| Foseco International Limited | 213 |
9 |
| Nemak, S.A.B. de C.V. | 103 |
8 |
| Hitachi Metals, Ltd. | 1941 |
7 |
| Bayerische Motoren Werke Aktiengesellschaft | 14855 |
7 |
| Asahi Organic Chemicals Industry Co., Ltd. | 75 |
7 |
| Fisher Controls International LLC | 1494 |
7 |
| ASK Chemicals LLC | 101 |
7 |
| Magnus Metal Ltd. | 37 |
7 |
| Other owners | 364 |