Profile
Yoshiharu Kosaka worked as a Managing Director & Manager-Technology at San-Etsu Metals Co., Ltd.
(Old) from 2000 to 2011.
He also worked as a Managing Director & Manager-Copper Tube Technology at CK San-Etsu Co., Ltd.
and as a Managing Director & Manager-Technology at San-Etsu Metals Co., Ltd.
Former positions of Yoshiharu Kosaka
| Companies | Position | End |
|---|---|---|
San-Etsu Metals Co., Ltd. (Old)
 San-Etsu Metals Co., Ltd. (Old) Other Metals/MineralsNon-Energy Minerals San-Etsu Metals Co., Ltd. engages in the manufacture and sale of brass rods, brass wires, and precision components made out of brass materials. It operates through the Brass Rods and Wires, and Precision Parts segments. The Brass Rods and Wires segment includes brass rods, wires, and pipes. The Precision Parts segment includes camera mounts, water faucet parts, gas apparatus parts, and other precision parts. The company was founded on December 25, 1937 and is headquartered in Tonami, Japan. | Chief Tech/Sci/R&D Officer | 03/10/2011 |
| CK SAN-ETSU CO., LTD. | Director/Board Member | - |
San-Etsu Metals Co., Ltd.
 San-Etsu Metals Co., Ltd. Other Metals/MineralsNon-Energy Minerals San-Etsu Metals Co., Ltd. engages in the manufacture and sale of brass rods, wires and precision parts. Its products include lea free brass, low lead brass, tube dezincing resistant brass rods, brass wires, copper wires, special copper alloy wires and others. The company was founded on October 3, 2011 and is headquartered in Tonami, Japan. | Chief Tech/Sci/R&D Officer | - |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| CK SAN-ETSU CO., LTD. | Producer Manufacturing |
| Private companies | 2 |
|---|---|
San-Etsu Metals Co., Ltd. (Old)
San-Etsu Metals Co., Ltd. (Old) Other Metals/MineralsNon-Energy Minerals San-Etsu Metals Co., Ltd. engages in the manufacture and sale of brass rods, brass wires, and precision components made out of brass materials. It operates through the Brass Rods and Wires, and Precision Parts segments. The Brass Rods and Wires segment includes brass rods, wires, and pipes. The Precision Parts segment includes camera mounts, water faucet parts, gas apparatus parts, and other precision parts. The company was founded on December 25, 1937 and is headquartered in Tonami, Japan. | Non-Energy Minerals |
San-Etsu Metals Co., Ltd.
San-Etsu Metals Co., Ltd. Other Metals/MineralsNon-Energy Minerals San-Etsu Metals Co., Ltd. engages in the manufacture and sale of brass rods, wires and precision parts. Its products include lea free brass, low lead brass, tube dezincing resistant brass rods, brass wires, copper wires, special copper alloy wires and others. The company was founded on October 3, 2011 and is headquartered in Tonami, Japan. | Non-Energy Minerals |
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