Ryo Takehana holds the position of Vice President at Sumitomo Electric U.S.A since April 2022 and has been a Product Manager at Sumitomo Electric Lightwave since June 2016. Prior to these roles, Ryo Takehana served as Sales Manager at 住友電気工業株式会社 from May 2007 to May 2016. This extensive experience highlights Ryo Takehana's expertise in managerial and product development roles within the electric and telecommunications industry.
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