![9. Corning](https://i2.cdn.turner.com/money/galleries/2011/fortune/1104/gallery.fortune500_most_profitable_techs.fortune/images/corning1.jpg)
Fortune 500 rank: 350
2010 profit: $3.6 billion
The world's largest liquid crystal display manufacturer recovered from last year's economic dip with a respectable uptick in profits based on sales of $6.6 billion, the company's second-highest annual revenues ever. Performance across all segments increased, particularly in Specialty Materials, where growing demand in the company's Gorilla Glass bolstered division sales by 75%.
NEXT: 10. Qualcomm
Last updated May 05 2011: 2:53 PM ET