Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Application No. | Application Title | Issue Date |
| 20100086355 | Hardened material for creating seaweed bed To provide a hardened material for creating a seaweed bed that can efficiently supply ferrous ions to organisms. Cement, steel and iron slag crushed to 40 mm or less, decomposed hardwood chips on the order of 20 to 80 mm, and water are mixed, and the obtained mixture is... | 04/08/2010 |
| 20050232699 | Aquatic weed suppressor A sub surface aquatic weed barrier consisting of a strip of plastic held to the aquatic substrate by transverse weights bonded to the plastic strip. Gas release ports are located in the plastic sheet, positioned midway between the transverse weights. ... | 10/20/2005 |
| 20050089376 | Landscape/erosion control product An improved erosion control system has a field of spines disposed on a support structure. The spines capture landscaping material that is placed on top of the erosion control system, hiding the landscape/erosion control system. The spines are arranged in relation to eac... | 04/28/2005 |
