Patent holdings for IPC class B23C 3/12

Total number of patents in this class: 320

10-year publication summary

26
31
44
39
24
19
22
28
26
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Nitto Denko Corporation
8217
10
Xebec Technology Co., Ltd.
62
9
Sumitomo Chemical Company, Limited
9046
8
OSG Corporation
351
8
CITIC Dicastal CO., LTD
560
6
Nihon Shoryoku Kikai Co., Ltd.
26
6
Apple Inc.
54714
5
Illinois Tool Works Inc.
11453
5
Dcseng Co., Ltd.
24
5
FANUC Corporation
6640
5
Daesung Golden Technology Co., Ltd.
5
4
Iscar, Ltd.
1120
4
Kato Mfg. Co., Ltd.
10
4
Makino Milling Machine Co., Ltd.
414
4
Safran Aircraft Engines
6271
4
The Boeing Company
20048
3
Robert Bosch GmbH
42647
3
DAe Sung Golden Technology
4
3
JFE Steel Corporation
6827
3
Kyokutoh Co., Ltd.
69
3
Other owners 218