![Jiro Ishizuka](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>)
Net worth: 9 M $ as of 2026-08-30
Jiro Ishizuka is associated with SEMITEC Corp.
He started working at SEMITEC Corp.
in 1979 and currently holds the position of Chairman since 2015.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
SEMITEC CORPORATION 5.38% | 2025-09-29 | 612,200 ( 5.38% ) | 9 M $ | 2026-08-30 |
| Companies | Position | End |
|---|---|---|
| SEMITEC CORPORATION | President | 2015-05-31 |
Active
Inactive
Listed companies
Private companies
| Private companies | 1 |
|---|---|
SEMITEC Corp.
 SEMITEC Corp. Electronic Equipment/InstrumentsElectronic Technology Engages in manufacture and sale of sensors | Electronic Technology |
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