Helmut Bonnemann
Inventor
Stats
- 14 US patents issued
- 16 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 14 US Patents Issued
- 16 US Applications Filed
- 174 Total Citation Count
- Apr 12, 2003 Most Recent Filing
- Sep 14, 1979 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| UMICORE AG & CO. KG | 1
| 1997
|
| STUDIENGESELLSCHAFT KOHLE MBH | 1
1 1 2 1 2 1 1 1 2 1 | 1979
1980 1983 1984 1986 1990 1992 1993 1994 2000 2003 |
| FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. | 1
| 2000
|
Inventor Addresses
| Address | Duration |
|---|---|
| Essen, DE | May 05, 81 - Feb 23, 06 |
| Essen-Ruhr, DE | Sep 04, 84 - Dec 03, 85 |
| Muheim an der Ruhr, DE | Oct 01, 91 - Oct 01, 91 |
| Mulheim, DE | Dec 15, 87 - May 03, 94 |
| Mulheim/Ruhr, DE | Aug 31, 93 - Dec 03, 96 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B01F: | MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING | 2 |
| B01J: | CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS | 3 |
| B22F: | WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER | 4 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 2006/0037,434 | 2006 | Monodispersable magnetic nanocolloids having an adjustable size and method for the production thereof | 3 |
| 2003/0098,437 | 2003 | Anticorrosive magnetic nanocolloids protected by precious metals | 0 |
| 6531304 | 2003 | Method for modifying the dispersion characteristics of metal organic-prestabilized or pre-treated nanometal colloids | 22 |
| 6491842 | 2002 | Anticorrosive magnetic nanocolloids protected by precious metals | 3 |
| 6090746 | 2000 | Process for producing tenside-stabilized colloids of mono- and bimetals of the group VIII and Ib of the periodic system in the form of precursors for catalysts which are isolable and water soluble at high concentration | 22 |
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