Patent holdings for IPC class E04H 6/42

Total number of patents in this class: 371

10-year publication summary

25
29
51
59
51
38
34
38
31
35
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
IHI Corporation
3467
20
Honda Motor Co., Ltd.
25778
13
IHI Transport Machinery Co., Ltd.
63
13
Lyft, Inc.
1030
12
Robert Bosch GmbH
43034
9
Stanley Robotics
23
8
Volley Automation, Inc.
29
7
Mitsubishi Heavy Industries Parking Co., Ltd.
9
7
Carvana, LLC
97
6
Distributed Solar Development, LLC
16
6
Denso Corporation
24755
5
Audi AG
7398
5
Hyundai Motor Company
22753
4
Bayerische Motoren Werke Aktiengesellschaft
14661
4
Robotic Technology Administration, LLC
8
4
Sotefin Patents SA
14
4
Shenzhen Yeefung Robotics & Dynamics Ltd.
6
4
Wuhan Zhixiang Robot Co., Ltd.
6
4
Hangzhou Dazhong Boao Technology Co., Ltd.
8
4
Sichuan Goldstone-orient New Material Technology Co., Ltd.
4
4
Other owners 228