Patent 7897527 was granted and assigned to Yamauchi on March, 2011 by the United States Patent and Trademark Office.
A cushioning pad for hot press is a laminated plate body comprising a rubber layer, a high elastic modulus reinforced layer, and a low elastic modulus reinforced layer. The rubber layer is sandwiched between the high elastic modulus reinforced layer and the low elastic modulus reinforced layer positioned on its opposite side, and the laminated body has entirely no airspace.