Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7297401 | Electroconductive adhesive and adhesive article using the same The present invention provides an electroconductive adhesive having a heme protein mixed in a very small amount thereby exhibiting electrical conductivity without deteriorating adhesion, which is used on the surface of electronic parts or a label thereby preventing ... | 11/20/2007 |
| 5936528 | Visually handicapped person guidance and support A visually handicapped person guidance and support apparatus comprises a resonance tag, antenna and portable scanner. The resonance tag has an inductance element defined by a pair of conductive foil and a capacitance element coupled in distributed capacit... | 08/10/1999 |
