- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
Patent holdings for IPC class F02M 21/02
Total number of patents in this class: 2222
10-year publication summary
271
|
248
|
217
|
228
|
194
|
150
|
114
|
142
|
199
|
58
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Robert Bosch GmbH | 40953 |
204 |
Caterpillar Inc. | 8877 |
93 |
Westport Fuel Systems Canada Inc. | 246 |
91 |
Daewoo Shipbuilding & Marine Engineering Co., Ltd. | 236 |
54 |
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
50 |
Wartsila Finland Oy | 740 |
48 |
Denso Corporation | 23338 |
47 |
Westport Power Inc. | 131 |
45 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
41 |
Volvo Truck Corporation | 2764 |
38 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
32 |
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | 699 |
28 |
Hyundai Heavy Industries Co., Ltd. | 281 |
26 |
Innio Jenbacher GmbH & Co og | 236 |
26 |
Hanwha Ocean Co., Ltd. | 81 |
25 |
Cummins Inc. | 2369 |
24 |
Ford Global Technologies, LLC | 19702 |
22 |
Yanmar Co., Ltd. | 1479 |
21 |
Keihin Corporation | 201 |
19 |
Hyundai Motor Company | 19021 |
18 |
Other owners | 1270 |