Patent holdings for IPC class F02N 7/12

Total number of patents in this class: 5

10-year publication summary

1
2
0
0
0
1
0
0
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Parker-Hannifin Corporation
1015
1
Sikorsky Aircraft Corporation
1071
1
Unison Industries, LLC
214
1
Ingersoll-Rand Industrial U.S., Inc.
528
1
Langford Performance Engineering Limited
1
1
Other owners 0