- 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: 313
10-year publication summary
|
21
|
33
|
27
|
20
|
13
|
9
|
20
|
10
|
17
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3595 |
9 |
| Sumitomo Electric Industries, Ltd. | 14929 |
8 |
| Yazaki Corporation | 6457 |
7 |
| Bridgestone Corporation | 7142 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
6 |
| Furukawa Automotive Systems Inc. | 577 |
6 |
| NV Bekaert SA | 759 |
6 |
| Compagnie Generale des Etablissements Michelin | 4615 |
6 |
| Sumitomo Wiring Systems, Ltd. | 9995 |
5 |
| Salzgitter Flachstahl GmbH | 156 |
5 |
| Toshiba Materials Co., Ltd. | 627 |
5 |
| Michelin Recherche et Technique S.A. | 2238 |
4 |
| AutoNetworks Technologies, Ltd. | 6309 |
4 |
| Kabushiki Kaisha Bridgestone | 69 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2905 |
4 |
| Mirus LLC | 165 |
4 |
| Nippon Steel Corporation | 5991 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
4 |
| SMS Group GmbH | 1078 |
4 |
| Tanaka Kikinzoku Kogyo K.K. | 588 |
4 |
| Other owners | 207 |