- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01C - Rotary-piston or oscillating-piston machines or engines
- F01C 1/356 - Rotary-piston machines or engines having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
Patent holdings for IPC class F01C 1/356
Total number of patents in this class: 68
10-year publication summary
14
|
8
|
6
|
3
|
4
|
4
|
5
|
1
|
4
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Corporation | 20786 |
16 |
Daikin Industries, Ltd. | 9495 |
5 |
Greystone Technologies Pty Ltd | 10 |
4 |
LiquidPiston, Inc. | 41 |
4 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
3 |
WB Development Company, LLC | 17 |
3 |
Circle Engine Co | 2 |
2 |
Robert Bosch GmbH | 40953 |
1 |
The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
Weatherford Technology Holdings, LLC | 2135 |
1 |
Beijing Rostar Technology Co. Ltd | 15 |
1 |
Customachinery Inc. | 4 |
1 |
Fluid Control Products, Inc. | 4 |
1 |
International Engine Intellectual Property Company, LLC | 543 |
1 |
Koch, Randy | 1 |
1 |
Liftra ApS | 6 |
1 |
Mair's - Drehscheibenmotor, Inc. | 1 |
1 |
Map Energy SpA | 1 |
1 |
Quantex Patents Limited | 11 |
1 |
REGI U.S., Inc. | 10 |
1 |
Other owners | 18 |