Patent holdings for IPC class B23C 3/12

Total number of patents in this class: 322

10-year publication summary

25
28
40
37
24
17
21
27
26
9
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Nitto Denko Corporation
8280
10
Xebec Technology Co., Ltd.
62
9
Sumitomo Chemical Company, Limited
9047
8
OSG Corporation
350
8
CITIC Dicastal CO., LTD
560
6
FANUC Corporation
6758
6
Nihon Shoryoku Kikai Co., Ltd.
26
6
Apple Inc.
55387
5
Illinois Tool Works Inc.
11494
5
Dcseng Co., Ltd.
26
5
Daesung Golden Technology Co., Ltd.
5
4
Iscar, Ltd.
1131
4
Kato Mfg. Co., Ltd.
10
4
Makino Milling Machine Co., Ltd.
416
4
Safran Aircraft Engines
6304
4
The Boeing Company
20117
3
Robert Bosch GmbH
42813
3
DAe Sung Golden Technology
4
3
JFE Steel Corporation
6916
3
Kyokutoh Co., Ltd.
69
3
Other owners 219