- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01B - Machines or engines, in general or of positive-displacement type, e.g. steam engines
- F01B 3/02 - Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis with wobble-plate
Patent holdings for IPC class F01B 3/02
Total number of patents in this class: 55
10-year publication summary
|
4
|
2
|
5
|
5
|
3
|
2
|
2
|
3
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ameriband, LLC | 6 |
4 |
| Duke Engines Limited | 6 |
4 |
| Cool Energy, Inc. | 7 |
3 |
| Sencera Energy, Inc. | 4 |
3 |
| CW Holdings Ltd. | 8 |
3 |
| Robert Bosch GmbH | 41786 |
2 |
| Eagle Industry Co., Ltd. | 1101 |
2 |
| Hydro-Gear Limited Partnership | 345 |
2 |
| Parker Intangibles LLC | 1197 |
2 |
| Volkswagen AG | 7282 |
2 |
| Whisper Tech Limited | 16 |
2 |
| Ford Global Technologies, LLC | 20070 |
1 |
| Hyundai Motor Company | 20483 |
1 |
| NTN Corporation | 4976 |
1 |
| Komatsu Ltd. | 4418 |
1 |
| Kawasaki Heavy Industries, Limited | 1590 |
1 |
| Lawrence Livermore National Security, LLC | 1882 |
1 |
| Annovi Reverberi S.p.A. | 64 |
1 |
| Bassine, Stuart H. | 1 |
1 |
| Dana Limited | 241 |
1 |
| Other owners | 17 |