- 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 22/04 - Stamping using rigid devices or tools for dimpling
Patent holdings for IPC class B21D 22/04
Total number of patents in this class: 86
10-year publication summary
10
|
10
|
7
|
5
|
11
|
7
|
9
|
3
|
6
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hoshizaki America, Inc. | 29 |
4 |
Delaco Steel Corp. | 4 |
4 |
Honeywell International Inc. | 13799 |
3 |
Eckold GmbH & Co. KG | 13 |
3 |
Constellium Neuf-brisach | 115 |
2 |
Faurecia Autositze GmbH | 121 |
2 |
Gulfstream Aerospace Corporation | 658 |
2 |
Hugo Benzing GmbH & Co. KG | 23 |
2 |
KME Germany GmbH & Co. KG | 32 |
2 |
KUKA Systems North America LLC | 19 |
2 |
Silgan Containers LLC | 149 |
2 |
Topre Corporation | 38 |
2 |
Tox PRESSOTECHNIK GmbH & Co. KG | 62 |
2 |
Constellium Muscle Shoals LLC | 16 |
2 |
Apple Inc. | 50209 |
1 |
LG Chem, Ltd. | 17205 |
1 |
Toyota Motor Corporation | 28582 |
1 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Hewlett-Packard Development Company, L.P. | 28538 |
1 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
1 |
Other owners | 46 |