William T Barrett
Inventor
Stats
- 8 US patents issued
- 8 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 8 US Patents Issued
- 8 US Applications Filed
- 97 Total Citation Count
- Aug 31, 1999 Most Recent Filing
- Nov 24, 1978 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| VENTUREDYNE, LTD. | 1
1 2 1 1 1 1 | 1978
1981 1986 1987 1991 1996 1999 |
Inventor Addresses
| Address | Duration |
|---|---|
| Greeneville, TN | Dec 15, 92 - Aug 15, 00 |
| Greenville, TN | Aug 12, 97 - Aug 12, 97 |
| Waukesha, WI | Apr 28, 81 - Sep 19, 89 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B03C: | MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS | 4 |
| B07C: | POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING | 2 |
| B65G: | TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 6104271 | 2000 | Composite rare earth magnet and method for separating ferrous material from non-ferrous material | 10 |
| 5655664 | 1997 | Separtor with improved magnet structure | 8 |
| 5170891 | 1992 | Self-cleaning magnetic separator | 11 |
| 4867869 | 1989 | Grate magnet | 20 |
| 4738367 | 1988 | Magnetic refuse separator | 10 |
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