Patent holdings for IPC class B21F 11/00

Total number of patents in this class: 159

10-year publication summary

8
12
8
21
17
30
17
10
11
7
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Max Co., Ltd.
851
11
NHK Spring Co., Ltd.
1852
10
WAFIOS Aktiengesellschaft
97
10
L & P Property Management Company
927
5
Raytheon Company
8396
3
NV Bekaert SA
749
3
HS Products Ltd.
40
3
Shenzhen Lutron Mechanical and Electrical Equipment Co., Ltd
32
3
The Yokohama Rubber Co., Ltd.
4032
2
Cometo S.r.l.
2
2
Fuji Corporation
3345
2
General Technologies, Inc.
26
2
Mestek Machinery, Inc.
62
2
Nedschroef Herentals NV
2
2
Primetals Technologies USA LLC
117
2
South China Sea Institute of Oceanology, Chinese Academy of Sciences
66
2
Spühl GmbH
42
2
TJK Machinery (Tianjin) Co., Ltd.
6
2
Somfy Activites SA
496
2
Guangdong Ocean University
161
2
Other owners 87