Patent holdings for IPC class F02M 21/02

Total number of patents in this class: 2682

10-year publication summary

211
221
187
145
106
138
201
255
250
42
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Robert Bosch GmbH
43294
271
Caterpillar Inc.
9998
105
Phinia Delphi Luxembourg SARL
168
60
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3145
59
Wartsila Finland Oy
745
55
Daewoo Shipbuilding & Marine Engineering Co., Ltd.
231
53
HPDI Technology Limited Partnership
131
53
Denso Corporation
24983
52
Volvo Truck Corporation
3700
51
Mitsubishi Heavy Industries, Ltd.
8961
44
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
802
41
Cummins Inc.
2563
39
Westport Power Inc.
117
39
Innio Jenbacher GmbH & Co og
282
34
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12605
30
Westport Fuel Systems Canada Inc.
88
30
Hanwha Ocean Co., Ltd.
133
30
Hyundai Heavy Industries Co., Ltd.
274
25
Toyota Motor Corporation
33951
22
Liebherr-components Deggendorf GmbH
80
22
Other owners 1567