Helmuth Fischer
Inventor
Stats
- 4 US patents issued
- 7 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 7 US Applications Filed
- 99 Total Citation Count
- Jun 12, 2007 Most Recent Filing
- Sep 11, 1987 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| Vereinigte Drahtseilwerke GmbH | 1
| 1987
|
| MANN+HUMMEL GMBH | 1
1 2 | 2004
2005 2007 |
| Filterwerk Mann & Hummel GmbH | 1
3 | 1988
2002 |
Inventor Addresses
| Address | Duration |
|---|---|
| Besigheim, DE | Apr 06, 06 - Mar 29, 11 |
| Dortmund, DE | Mar 07, 89 - Mar 07, 89 |
| Ludwigsburg, DE | Aug 14, 90 - Aug 14, 90 |
| Remseck, DE | Aug 08, 02 - Jun 09, 05 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B01D: | SEPARATION | 2 |
| B04B: | CENTRIFUGES | 2 |
| D02J: | FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES, OR THE LIKE | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 7913488 | 2011 | Internal combustion engine with secondary air injection system | 4 |
| 2008/0006,031 | 2008 | Internal combustion engine with secondary air injection system | 4 |
| 2006/0070,956 | 2006 | Liquid filter | 23 |
| 2005/0120,685 | 2005 | Centrifugal separator | 22 |
| 6620090 | 2003 | Free-jet centrifuge for cleaning lubricant oil with reduced run-on times | 5 |
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