- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 2/067 - Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents with coaxially-mounted members having continuously-changing circumferential spacing between them having cam-and-follower type drive
Patent holdings for IPC class F04C 2/067
Total number of patents in this class: 5
10-year publication summary
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Science & Technology Development Fund | 10 |
2 |
| Kristinsson-reitsema B.V. | 3 |
1 |
| Schwabische Huttenwerke Automotive GmbH | 63 |
1 |
| Rafagnataekni Slf | 1 |
1 |
| Other owners | 0 |