Retractor

Assignee

• Mochida Pharmaceutical Co.
• National University Corporation Hokkaido University

Inventors

• Hitoshi Mizuno (2 patents)
• Kuniyoshi Masuda (1 patents)
• Masahiko Katayama (1 patents)
• Tomokazu Takai (2 patents)
• Toshiya Endo (2 patents)
• Norimasa Iwasaki (8 patents)
• Tomohiro ONODERA (2 patents)
• Koji Iwasaki (17 patents)

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