- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 37/02 - Die constructions enabling assembly of the die parts in different ways
Patent holdings for IPC class B21D 37/02
Total number of patents in this class: 132
10-year publication summary
|
15
|
9
|
11
|
10
|
8
|
7
|
15
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Standard Lifters, Inc. | 96 |
7 |
| Hadley Industries Overseas Holdings Limited | 40 |
5 |
| Toyota Boshoku Kabushiki Kaisha | 1402 |
5 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12798 |
5 |
| "L.V.D. COMPANY", Naamloze vennootschap | 17 |
4 |
| Sumitomo Heavy Industries, Ltd. | 1927 |
4 |
| The Boeing Company | 20043 |
3 |
| Nippon Steel Corporation | 6238 |
3 |
| TRUMPF Maschinen Austria GmbH & Co. KG. | 236 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3102 |
3 |
| GM Global Technology Operations LLC | 15042 |
2 |
| CML International S.p.A. | 25 |
2 |
| JFE Steel Corporation | 6840 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2874 |
2 |
| Kobayashi Industry Co., Ltd. | 4 |
2 |
| Norgren Automation Solutions, LLC | 61 |
2 |
| Rolleri S.p.A | 22 |
2 |
| Stolle Machinery Company, LLC | 427 |
2 |
| Stora Enso Oyj | 1636 |
2 |
| TRUMPF Werkzeugmaschinen GmbH + Co. KG | 548 |
2 |
| Other owners | 70 |