Patent holdings for IPC class F17C 5/06

Total number of patents in this class: 1331

10-year publication summary

78
90
84
96
93
105
115
134
113
81
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
4152
97
Hyundai Motor Company
25190
46
Kia Corporation
12927
44
Honda Motor Co., Ltd.
26684
31
Air Products and Chemicals, Inc.
1475
27
Robert Bosch GmbH
44427
25
Myongji University Industry and Academia Cooperation Foundation
221
25
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12295
24
Hydrostor Inc.
59
22
Toyota Motor Corporation
36465
20
Linde Aktiengesellschaft
1410
18
Nel Hydrogen A/S
36
17
ENEOS Corporation
726
17
Firstelement Fuel Inc.
34
14
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2845
14
Bayerische Motoren Werke Aktiengesellschaft
15535
13
Tokico System Solutions, Ltd.
31
13
Kobe Steel, Ltd.
901
12
Mosaic Technology Development Pty Ltd
16
12
Cavendish Hydrogen A/S
26
12
Other owners 828