Inventor
Manfred Brandstadter
Inventor
Dusseldorf, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Cprimary
F01CRotary-piston or oscillating-piston machines or engines56%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids22%
F02BInternal-combustion piston engines11%
Y02TClimate change mitigation technologies related to transportation11%
PatentTitleYear
4,840,550'Internal axis rotary piston engine with protrusions having two sealing corners'19894,822,260'Device for controlling fluid supply to a rotary piston machine'19894,604,040'Displacement machine having a housing and piston with spiral walls'19864,531,899'Positive displacement rotary gas compressor pump'19854,526,521'Rotary spiral wall pump with pivotably connected guide means and associated method'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1986Patents assigned to PIERBURG GMBH & CO KG (3)· patent assignee history
1985–1989Based in Dusseldorf, DE· patent location history
1989Patents assigned to PIERBURG GMBH (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIERBURG GMBH & CO KG | 3 | 1985–1986 |
| PIERBURG GMBH | 2 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Dusseldorf, DE | 5 | 1985–1989 |