- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching 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: 130
10-year publication summary
6
|
15
|
9
|
11
|
10
|
8
|
7
|
15
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Standard Lifters, Inc. | 92 |
7 |
Toyota Boshoku Kabushiki Kaisha | 1304 |
5 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
5 |
Hadley Industries Overseas Holdings Limited | 39 |
4 |
"L.V.D. COMPANY", Naamloze vennootschap | 18 |
4 |
Sumitomo Heavy Industries, Ltd. | 1670 |
4 |
The Boeing Company | 19843 |
3 |
TRUMPF Maschinen Austria GmbH & Co. KG. | 230 |
3 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
3 |
GM Global Technology Operations LLC | 13620 |
2 |
CML International S.p.A. | 28 |
2 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
2 |
Kobayashi Industry Co., Ltd. | 4 |
2 |
Nippon Steel Corporation | 5649 |
2 |
Norgren Automation Solutions, LLC | 56 |
2 |
Rolleri S.p.A | 23 |
2 |
Stolle Machinery Company, LLC | 367 |
2 |
Surface Generation Limited | 50 |
2 |
TRUMPF Werkzeugmaschinen GmbH + Co. KG | 585 |
2 |
Uniflex-Hydraulik GmbH | 51 |
2 |
Other owners | 70 |