Patent ID: 8877613

Claim:
A method of manufacturing a semiconductor device, comprising: (a) providing an assembled product including a base material having a plurality of device areas and a dicing area arranged between the device areas, a plurality of semiconductor chips mounted on the device areas, respectively, and a block sealing member sealing the semiconductor chips; (b) after the step (a), disposing the assembled product over a dicer cutting stage via a substrate holding jig, the substrate holding jig having a product support portion, the product support portion having a groove and a plurality of through-holes; and (c) after the step (b), cutting the base material with a blade along the dicing area of the base material while chucking an upper surface of the block sealing member using the through-holes of the product support portion, wherein in the step (b), the assembled product is disposed over the substrate holding jig such that the upper surface of the block sealing member faces and contacts the product support portion, wherein in the step (b), the assembled product is disposed over the substrate holding jig such that the groove and the through-holes correspond to the dicing area and the device areas, respectively, and wherein the product support portion is comprised of rubber.