Sumitomo Corporation   With assets exceeding $40 billion and offices in 67 countries, Sumitomo Corporation is one of Japan's leading traders and distributors of commodities, industrial products and consumer goods. In addition to being a channel for pharmaceuticals and medical devices, Sumitomo makes direct equity investments in emerging life science companies and participates in biotechnology venture capital funds. It has partnered with such renowned firms as HealthCare Ventures, Skyline Ventures, Forward Ventures, Sanderling and Three Arch Partners.   Summit Pharmaceuticals International   Summit Pharmaceuticals invests in mid-to late-stage biopharmaceutical companies. It also facilitates relationships between U.S. and Japanese life science companies, coordinating new drug and diagnostics licensing projects, supporting research and development, and sourcing raw materials and intermediates. With more than 60 clients in Japan, Summit Pharmaceuticals' major accounts include Bristol-Myers Squibb, Abbott Laboratories, GlaxoSmithKline, Johnson & Johnson and Pfizer.