- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01C - Rotary-piston or oscillating-piston machines or engines
- F01C 1/00 - Rotary-piston machines or engines
Patent holdings for IPC class F01C 1/00
Total number of patents in this class: 86
10-year publication summary
|
9
|
7
|
8
|
5
|
6
|
4
|
5
|
4
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4818 |
8 |
| Atlas Copco Airpower, naamloze vennootschap | 1035 |
3 |
| LiquidPiston, Inc. | 49 |
3 |
| Illinois Tool Works Inc. | 11503 |
2 |
| Hamilton Sundstrand Corporation | 4916 |
2 |
| 1564330 Ontario Inc. | 12 |
2 |
| Fibonacci International, Inc. | 4 |
2 |
| Quest Engines, LLC | 31 |
2 |
| CAIRE Inc. | 77 |
2 |
| Hitachi Astemo, Ltd. | 6381 |
2 |
| Schlumberger Technology Corporation | 10881 |
1 |
| Robert Bosch GmbH | 42824 |
1 |
| GM Global Technology Operations LLC | 15162 |
1 |
| Ford Global Technologies, LLC | 20701 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2776 |
1 |
| Carrier Corporation | 4296 |
1 |
| Toyota Industries Corporation | 1137 |
1 |
| University of Florida Research Foundation, Inc. | 4048 |
1 |
| Aisan Kogyo Kabushiki Kaisha | 743 |
1 |
| Beijing Rostar Technology Co. Ltd | 15 |
1 |
| Other owners | 48 |