- All sections
- B - Performing operations; transporting
- B23K - Soldering or unsoldering; welding; cladding or plating by soldering or welding; cutting by applying heat locally, e.g. flame cutting; working by laser beam
- B23K 31/00 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups
Patent holdings for IPC class B23K 31/00
Total number of patents in this class: 793
10-year publication summary
38
|
56
|
39
|
62
|
54
|
58
|
59
|
52
|
62
|
19
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Steel Corporation | 5649 |
51 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
43 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
36 |
JFE Steel Corporation | 6067 |
29 |
Illinois Tool Works Inc. | 11152 |
28 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
28 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
22 |
Hitachi, Ltd. | 16452 |
11 |
Texas Instruments Incorporated | 19376 |
9 |
The Chugoku Electric Power Co., Inc. | 498 |
9 |
Precitec GmbH & Co. KG | 176 |
9 |
Daihen Corporation | 435 |
8 |
FANUC Corporation | 5803 |
8 |
Kulicke and Soffa Industries, Inc. | 292 |
8 |
Rtx Corporation | 8674 |
8 |
General Electric Company | 18133 |
7 |
Lincoln Global, Inc. | 2180 |
7 |
The Boeing Company | 19843 |
6 |
Panasonic Corporation | 20786 |
6 |
Robert Bosch GmbH | 40953 |
6 |
Other owners | 454 |