3M (MMM) reported fourth-quarter net income attributable to company of $1.04 billion or $1.66 per share compared to $1.18 billion or $1.81 per share, last year. During the fourth quarter the company incurred a pre-tax charge of $114 million or $0.14 per share, related to the corporate restructuring it announced in October. Excluding restructuring, fourth-quarter earnings were $1.80 per share, a decrease of 0.6 percent from prior year period.