- All sections
- B - Performing operations; transporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling; auxiliary operations used in connection with metal-working without essentially removing material
- B21C 1/00 - Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
Patent holdings for IPC class B21C 1/00
Total number of patents in this class: 308
10-year publication summary
26
|
21
|
33
|
27
|
20
|
13
|
9
|
19
|
10
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 14131 |
9 |
The Furukawa Electric Co., Ltd. | 3486 |
9 |
Heraeus Deutschland GmbH & Co. KG | 643 |
8 |
Yazaki Corporation | 6282 |
7 |
Bridgestone Corporation | 7067 |
7 |
Furukawa Automotive Systems Inc. | 558 |
6 |
NV Bekaert SA | 750 |
6 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
Sumitomo Wiring Systems, Ltd. | 9367 |
5 |
Salzgitter Flachstahl GmbH | 155 |
5 |
Compagnie Generale des Etablissements Michelin | 4450 |
5 |
Michelin Recherche et Technique S.A. | 2328 |
4 |
AutoNetworks Technologies, Ltd. | 5809 |
4 |
Kabushiki Kaisha Bridgestone | 73 |
4 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
4 |
Mirus LLC | 144 |
4 |
Nippon Steel Corporation | 5649 |
4 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
4 |
SMS Group GmbH | 1029 |
4 |
Sumitomo Metal Industries, Ltd. | 453 |
4 |
Other owners | 200 |