Patent holdings for IPC class B23P 21/00

Total number of patents in this class: 1115

10-year publication summary

71
116
93
52
62
89
69
45
46
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
The Boeing Company
20101
65
Honda Motor Co., Ltd.
25764
43
Kawasaki Heavy Industries, Limited
1626
27
NSK Ltd.
2820
25
Hirata Corporation
356
22
Hyundai Motor Company
23166
18
NTN Corporation
4949
15
Comau LLC
99
15
Fuji Corporation
3492
14
KUKA Systems GmbH
166
14
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3134
14
Mitsubishi Heavy Industries, Ltd.
8951
13
Mitsubishi Electric Corporation
47302
13
Canon Inc.
41573
11
ABB Schweiz AG
7299
11
The Reinalt-Thomas Corporation
62
11
Sony Corporation
30634
9
Kabushiki Kaisha Yaskawa Denki
1469
9
RAI Strategic Holdings, Inc.
1175
9
Kia Motors Corporation
7740
8
Other owners 749