![Hiroyuki Yoshimura](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Hiroyuki Yoshimura currently works at Rin Kagaku Kogyo Co., Ltd., as President & Representative Director.
Mr. Yoshimura also formerly worked at Tosoh Corp., as Executive Officer & Manager-Legal Affairs.
| Companies | Position | Start |
|---|---|---|
Rin Kagaku Kogyo Co., Ltd.
 Rin Kagaku Kogyo Co., Ltd. Other Metals/MineralsNon-Energy Minerals Processes and markets phosphorus and phosphate | President | - |
| Companies | Position | End |
|---|---|---|
| TOSOH CORPORATION | General Counsel | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
Tosoh Corp.
 Tosoh Corp. Chemicals: SpecialtyProcess Industries Produces and distributes alkalies, organic and inorganic chemical products | Process Industries |
Rin Kagaku Kogyo Co., Ltd.
Rin Kagaku Kogyo Co., Ltd. Other Metals/MineralsNon-Energy Minerals Processes and markets phosphorus and phosphate | Non-Energy Minerals |
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