Roche to Invest $50 Billion in Pharma, Diagnostics in US.com / Roche descendant Andre Hoffmann on pharma, feuds and family business / Roche Increases Dividend on Higher Sales / Roche plans to launch drugs and slash development costs / Roche says weight loss drug shows promising results in early trial / Roche Climbs After Weight-Loss Drug Shows Efficacy / Roche says obesity drug results 'encouraging' as competition heats up / Roche cuts drug pipeline in effort to revitalise business / Roche to Meet Full-Year Hopes as Sales Beat Forecasts / Roche Earnings Miss Views