Issued Patents All Time
Showing 51–75 of 96 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453533 | Method for reconditioning returnable barrels comprised of sheet metal | — | 2002-09-24 |
| 6450549 | Press-fitting connector for plastic composite pipers | — | 2002-09-17 |
| 6390331 | Transport and storage container for liquids | — | 2002-05-21 |
| 6379034 | Device for emptying transport and storage containers for liquids | — | 2002-04-30 |
| 6156969 | Transport and storage container for liquids | — | 2000-12-05 |
| 6058966 | Plastic safety valve for containers | — | 2000-05-09 |
| 6050437 | Transport and storage container for liquids | — | 2000-04-18 |
| 5984133 | Tighthead barrel | — | 1999-11-16 |
| 5971185 | Transport and storage container for liquids | — | 1999-10-26 |
| 5908129 | Plastic vent valve for containers | — | 1999-06-01 |
| 5881907 | Sealing cap with metal insert for sheet metal containers for corrosive liquids | — | 1999-03-16 |
| 5787623 | Lettering plate for pallet containers | — | 1998-08-04 |
| 5680955 | Pallet container | — | 1997-10-28 |
| 5678688 | Pallet container | — | 1997-10-21 |
| 5673630 | Pallet with supporting center feet | — | 1997-10-07 |
| 5665189 | Process for reconditioning of standardized plastic tight head drums | — | 1997-09-09 |
| 5655679 | Pallet container for the transport and the storage of liquids | — | 1997-08-12 |
| 5622279 | Pallet container for transportation and storage of liquids | — | 1997-04-22 |
| 5568876 | Reusable barrel of synthetic resin | — | 1996-10-29 |
| 5556494 | Process for manufacturing and reconditioning a reusable barrel of synthetic resin | — | 1996-09-17 |
| 5507392 | Pallet container with adapter frame | — | 1996-04-16 |
| 5503322 | Metal container for transport and storage of liquids | — | 1996-04-02 |
| 5499438 | Process for the production of a pallet container | — | 1996-03-19 |
| 5467884 | Metal container for transport and storage of liquids | — | 1995-11-21 |
| 5447250 | Container for transport and storage of liquids | — | 1995-09-05 |