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Ryujiro Kiyama
President at KOKEN BORING MACHINE CO.,LTD.
Net worth: 112 813 $ as of 2024-05-30
Ryujiro Kiyama active positions
Companies | Position | Start | End |
---|---|---|---|
KOKEN BORING MACHINE CO.,LTD. | Director/Board Member | 2012-05-31 | - |
President | 2019-05-31 | - | |
Corporate Officer/Principal | 1996-07-31 | 2019-05-31 | |
Kozo Construction Co., Ltd. | Chairman | 2019-05-31 | - |
Career history of Ryujiro Kiyama
Training of Ryujiro Kiyama
Kumamoto University | Undergraduate Degree |
Statistics
International
Japan | 4 |
Operational
Director/Board Member | 1 |
Corporate Officer/Principal | 1 |
President | 1 |
Sectoral
Producer Manufacturing | 2 |
Consumer Services | 2 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
Listed companies | 1 |
---|---|
KOKEN BORING MACHINE CO.,LTD. | Producer Manufacturing |
Private companies | 1 |
---|---|
Kozo Construction Co., Ltd. |
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