- All sections
- B - Performing operations; transporting
- B21J - Forging; hammering; pressing metal; riveting; forge furnaces
- B21J 9/18 - Drives for forging presses operated by making use of gearing mechanisms, e.g. levers, spindles, crankshafts, eccentrics, toggle-levers, rack bars
Patent holdings for IPC class B21J 9/18
Total number of patents in this class: 105
10-year publication summary
|
3
|
6
|
10
|
7
|
1
|
0
|
3
|
2
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Komatsu Ltd. | 4265 |
7 |
| Komatsu Industries Corporation | 185 |
7 |
| Fanuc Ltd | 256 |
7 |
| Standard Lifters, Inc. | 92 |
7 |
| Hubbell Incorporated | 3052 |
4 |
| Honda Motor Co., Ltd. | 24537 |
3 |
| Gustav Klauke GmbH | 139 |
3 |
| Schuler Pressen GmbH | 145 |
3 |
| Stolle Machinery Company, LLC | 367 |
3 |
| GM Global Technology Operations LLC | 13620 |
2 |
| Anchor Lamina America, Inc. | 39 |
2 |
| Belvac Production Machinery, Inc. | 132 |
2 |
| BTM Company LLC | 55 |
2 |
| FCI | 537 |
2 |
| FCI Americas Technology, Inc. | 153 |
2 |
| Langenstein & Schemann GmbH | 40 |
2 |
| General Electric Company | 18133 |
1 |
| Toyota Motor Corporation | 28582 |
1 |
| Hitachi Metals, Ltd. | 2175 |
1 |
| Acument Intellectual Properties, LLC | 138 |
1 |
| Other owners | 43 |