Inventor
Wolfgang Zey
Inventor
Eningen, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Bprimary
F04BPositive-displacement machines for liquids20%
F23GCremation furnaces20%
Y10TTechnical subjects covered by former us classification20%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers10%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors10%
C02FTreatment of water, waste water, sewage, or sludge10%
G01GWeighing10%
PatentTitleYear
6,536,601'Sludge silo'20036,237,423'Method and device to determine delivery rate or mass flow rate of material conveyed by a high density liquid piston pump'20016,190,105'Reciprocating floor scraper for discharging bulk material from a silo'20016,158,313'Process for conveying thick matter containing preshredded scrap metal or similar solids'20005,988,028'Process for conveying thick matter containing preshredded scrap metal or similar solids'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2003Patents assigned to PUTZMEISTER AG (4)· patent assignee history
1999–2003Based in Eningen, DE· patent location history
2001Patents assigned to PUTZMEISTER AKIENGESELLSCHAFT (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PUTZMEISTER AG | 4 | 1999–2003 |
| PUTZMEISTER AKIENGESELLSCHAFT | 1 | 2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eningen, DE | 5 | 1999–2003 |