IBM sues former Thailand GM Patama Chantaruck for over $470k (Rs 3.7 crore) in bonus awards after taking a job at rival company Accenture.IBM alleges Chantaruck breached her contract by accepting a senior role at IBM's largest competitor in the Asia-Pacific region.Chantaruck received bonuses for safeguarding confidential company information and not engaging in competitive conduct for a specific time period.IBM asked Chantaruck to return the money, but she refused; both Chantaruck and Accenture declined to comment.