Patent holdings for IPC class B23K 1/20

Total number of patents in this class: 801

10-year publication summary

64
71
80
63
58
44
38
32
36
23
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Senju Metal Industry Co., Ltd.
684
24
Illinois Tool Works Inc.
11503
20
GE Infrastructure Technology, LLC
6248
17
Taiwan Semiconductor Manufacturing Company, Ltd.
43400
15
Alfa Laval Corporate AB
1319
15
UACJ Corporation
701
15
Siemens AG
24386
14
Commissariat à l'énergie atomique et aux energies alternatives
10946
14
Rolls-Royce Corporation
1760
13
Siemens Energy, Inc.
1708
12
Watlow Electric Manufacturing Company
581
12
Raytheon Company
8394
10
Panasonic Intellectual Property Management Co., Ltd.
31882
10
Valeo Systemes Thermiques
2737
10
Samsung Electronics Co., Ltd.
147622
9
International Business Machines Corporation
61471
9
KEMET Electronics Corporation
332
8
Shikoku Chemicals Corporation
94
8
Intel Corporation
47129
6
Denso Corporation
24480
6
Other owners 554