Patent ID: 7076454

Claim:
An electronic commerce method employing a products satisfaction index, the method comprising the steps of: receiving sales products information from a seller, and storing the products information in a products information database; receiving a product name and a price condition from a purchaser who joins as a member, and first retrieving products for purchasing by the purchaser; receiving at least two purchasing conditions of the first retrieved products from the purchaser, secondly retrieving products for purchasing from the first retrieved products, and comparing the products information obtained from the seller with the purchasing conditions, to compute products satisfaction indexes of the secondly retrieved respective products and purchase satisfaction prices from the products satisfaction indexes; receiving desired values of the products satisfaction indexes from the purchaser, and thirdly retrieving products for purchasing from the secondly retrieved products; finally retrieving products for purchasing from the thirdly retrieved products depending on a priority of the purchasing conditions determined by the purchaser; and comparing the computed purchase satisfaction prices of the finally retrieved products with a minimum sale approval price of the seller, to approve the purchase.