He was successful aleady in his fields of living electric equipments , but , his began to new dominant of electronics technology and was succeed .
He was successful in his field of fixing electrical equipment , but he began to dominate of the field of electronics technology and was successful . He was successful already in his fields of living electric equipment , but , he began to dominate new electronics technology and was successful . He was successful already in his field of living electric equipments , but , his began to new dominant of electronics technology and was succeed . He was already successful in his field of existing electrical equipment , but he entered a new domain of electronics technology and succeeded .