Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224260 | Consolidation container | Bobby Glenn Brown, Bradley Matthew Eisenbarth | 2001-05-01 |
| 6220755 | Stackable flexible intermediate bulk container having corner supports | Bobby Glenn Brown, Bradley Matthew Eisenbarth | 2001-04-24 |
| 6210508 | Anti-microbial shoe lining, sock liner and process for manufacture of same | Robert R. Williamson, Norwin Derby | 2001-04-03 |
| 6207592 | Anti-static films and anti-static fabrics for use in manufacturing bulk bag liners and bulk bags | — | 2001-03-27 |
| 6179467 | Woven polypropylene bulk bag with polypropylene lining or liner and process for manufacturing same | Norwin C. Derby, Bobby Glenn Brown | 2001-01-30 |
| 6153036 | Anti-microbial shoe lining and sock liner and process for manufacture of same | Robert R. Williamson, Norwin Derby | 2000-11-28 |
| 6139669 | Anti-microbial shoe linings, sock liners and socks and process for manufacture of same | Robert R. Williamson, Norwin Derby | 2000-10-31 |
| 5951799 | Anti-microbial shoe lining and sock liner and process for manufacture of same | Robert R. Williamson, Norwin C. Derby | 1999-09-14 |
| 5865540 | One piece flexible intermediate bulk container and process for manufacturing same | Norwin C. Derby, Bobby Glenn Brown | 1999-02-02 |
| 5842789 | One piece flexible intermediate bulk container and process for manufacturing same | Norwin C. Derby, Bobby Glenn Brown | 1998-12-01 |
| 5649767 | Baffle liner | David Kellenberger, Norwin C. Derby | 1997-07-22 |
| 5647832 | Apparatus for manufacturing baffle liners | Vincent Edwin Durden, Norman C. Derby | 1997-07-15 |
| 5618255 | Method for manufacturing a baffle liner | Vincent Edwin Durden, Norman C. Derby | 1997-04-08 |
| 4917266 | Discharge spout construction for collapsible receptacle | David Kellenberger, Nancy Cline | 1990-04-17 |