Friedhelm Zorn
Inventor
Stats
- 2 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 2 US Applications Filed
- 3 Total Citation Count
- Jun 8, 1998 Most Recent Filing
- Dec 1, 1995 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Hoechst Aktiengesellschaft | 1
| 1995
|
| SIEMENS AXIVA GMBH & CO. KG | 1
| 1995
|
| HOECHST RESEARCH & TECHNOLOGY DEUTSCHLAND GMBH & CO. KG | 1
| 1998
|
Inventor Addresses
| Address | Duration |
|---|---|
| Ebertshausen, DE | Nov 25, 97 - Apr 11, 00 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| C02F: | TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 6048460 | 2000 | Biological method of treating sewage containing high concentrations of sludge | 0 |
| 5690834 | 1997 | Process and apparatus for separating off suspended matter from liquids | 2 |
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