- 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 22/26 - Deep-drawing for making peculiarly, e.g. irregularly, shaped articles
Patent holdings for IPC class B21D 22/26
Total number of patents in this class: 537
10-year publication summary
52
|
59
|
55
|
59
|
65
|
53
|
41
|
56
|
45
|
18
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JFE Steel Corporation | 6067 |
147 |
Nippon Steel Corporation | 5649 |
119 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
70 |
Honda Motor Co., Ltd. | 24537 |
19 |
Toyoda Iron Works Co., Ltd. | 263 |
11 |
Toyo Seikan Co., Ltd. | 515 |
10 |
H-one Co., Ltd. | 21 |
8 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
7 |
G-Tekt Corporation | 29 |
5 |
Stolle Machinery Company, LLC | 367 |
5 |
Figur Machine Tools LLC | 11 |
5 |
Toyota Motor Corporation | 28582 |
4 |
Nissan Motor Co., Ltd. | 12249 |
4 |
ThyssenKrupp AG | 3086 |
4 |
ThyssenKrupp Steel Europe AG | 924 |
4 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
3 |
Aisin AW Co., Ltd. | 2430 |
3 |
Mazda Motor Corporation | 3087 |
3 |
Audi AG | 7153 |
3 |
Benteler Automobiltechnik GmbH | 258 |
3 |
Other owners | 100 |