0000950123-98-004371 424B4 1 19980501 NASD AMKOR TECHNOLOGY INC 0001047127 3674 232925624 DE 1231 424B4 33 333-37235 98607585 1345 ENTERPRISE DR WEST CHESTER PA 19380 6104319600 1345 ENTERPRISE DR WEST CHESTER PA 19380 424B4 1 000095012398004371-001-seq1-424b4.txt FILED PURSUANT TO RULE 424(B)(4)