Proto Corporation (PTOVF) 是一家上市公司 属于 通信服务 板块，经营于 互联网内容与信息 行业. 公司总部位于 Nagoya, 日本. 现任CEO为 Kenji Kamiya.
PTOVF 拥有 IPO日期为 2013-05-01, 1,523 名全职员工, 在 Other OTC, 市值为 $10.00.
Proto Corporation provides automobile-related information services on new and used cars, parts, and supplies. It offers distribution of automobile newspapers. Proto Corporation was founded in 1977 and is headquartered in Nagoya, Japan.
