SANUWAVE Health, Inc. (OTC:SNWV) boasts a Return on Invested Capital (ROIC) of 54.33%, significantly outperforming its Weighted Average Cost of Capital (WACC) of 15.85%.TSS, Inc. (TSSI) has the second-highest ROIC to WACC ratio among peers, indicating efficient capital utilization, though not as effective as SNWV.GulfSlope Energy, Inc. (GSPE) and Aspen Group, Inc. (ASPU) show negative ROIC to WACC ratios, suggesting they are not covering their cost of capital, which could be concerning for investors.SANUWAV ...