- 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 47/04 - Making rigid structural elements or units, e.g. honeycomb structures composite sheet metal profiles
Patent holdings for IPC class B21D 47/04
Total number of patents in this class: 76
10-year publication summary
8
|
4
|
7
|
6
|
6
|
5
|
4
|
4
|
2
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ecole Normale Superieure de Cachan | 75 |
6 |
CNAM—Conservatoire National Des Arts Et Metiers | 19 |
6 |
Krip LLC | 6 |
4 |
Centre National de La Recherche Scientifique | 9632 |
3 |
Latecoere | 168 |
3 |
Paradigm Focus Product Development Inc. | 9 |
3 |
TS Tech Co., Ltd. | 1388 |
3 |
ALURO, naamloze vennootschap | 6 |
3 |
Centre National de La Recherche Scientifique (cnrs) | 3191 |
3 |
Toray Engineering Co., Ltd. | 438 |
2 |
Helix International, Inc. | 5 |
2 |
JFE Steel Corporation | 6067 |
2 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
2 |
Ningbo Bangda Intelligent Parking System Co., Ltd. | 9 |
2 |
Nippon Steel Corporation | 5649 |
2 |
Protektorwerk Florenz Maisch GmbH & Co. KG | 82 |
2 |
Remko Mark B.V. | 12 |
2 |
Ningbo Bangda Industrial Co., Ltd. | 6 |
2 |
The Boeing Company | 19843 |
1 |
Ford Global Technologies, LLC | 19702 |
1 |
Other owners | 22 |