<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR YEAR 12-MOS <FISCAL-YEAR-END> JAN-31-1998 JAN-31-1997 JAN-31-1996 <PERIOD-START> FEB-01-1997 FEB-01-1996 FEB-01-1995 <PERIOD-END> JAN-31-1998 JAN-31-1997 JAN-01-1996 <CASH> 4,701 1,323 1,816 <SECURITIES> 0 0 190 <RECEIVABLES> 5,731 4,834 3,352 <ALLOWANCES> 150 50 50 <INVENTORY> 2,682 2,015 2,195 <CURRENT-ASSETS> 13,757 8,580 7,924 <PP&E> 4,911 4,504 3,489 <DEPRECIATION> 3,570 2,964 2,445 <TOTAL-ASSETS> 16,730 11,799 10,294 <CURRENT-LIABILITIES> 5,584 2,854 2,452 <BONDS> 0 0 0 <PREFERRED-MANDATORY> 0 0 0 <PREFERRED> 0 0 0 <COMMON> 3,301 2,988 2,920 <OTHER-SE> 7,356 5,699 4,778 <TOTAL-LIABILITY-AND-EQUITY> 16,730 11,799 10,294 <SALES> 22,038 17,987 15,538 <TOTAL-REVENUES> 22,038 17,987 15,538 <CGS> 10,227 7,842 6,187 <TOTAL-COSTS> 10,227 7,842 6,187 <OTHER-EXPENSES> 9,268 8,911 7,395 <LOSS-PROVISION> 0 0 0 <INTEREST-EXPENSE> 0 0 0 <INCOME-PRETAX> 2,768 1,357 2,092 <INCOME-TAX> 1,122 443 815 <INCOME-CONTINUING> 1,646 914 1,277 <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> 1,646 914 1,277 <EPS-PRIMARY> .74 .42 .60 <EPS-DILUTED> .68 .40 .55