ROHM → STMicroelectronics
As of 2026-09-05, ROHM is a tracked supplier of STMicroelectronics. ROHM is a major in IDM (headquartered in Japan); STMicroelectronics is a major in IDM (headquartered in Switzerland). ROHM has 3 tracked customers; STMicroelectronics has 5 tracked suppliers.
Data as of 2026-09-05 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
ROHM (major in IDM) is a tracked supplier of STMicroelectronics (major in IDM). Japanese power and analog IDM; early mover in SiC devices. European IDM spanning MCUs, sensors, analog and SiC power. The edge is one of 5 tracked suppliers of STMicroelectronics and one of 3 tracked customers of ROHM.
Source: derived from both company records and the counted edges.
Concentration / risk note
ROHM has only 3 tracked customers in this dataset. Demand-side concentration is high.
Basis: few customers. Omitted on edges where the graph does not back a concentration claim.
The two companies
ROHM (supplier)
Japanese power and analog IDM; early mover in SiC devices.
STMicroelectronics (customer)
European IDM spanning MCUs, sensors, analog and SiC power.
Other tracked suppliers of STMicroelectronics
Other tracked customers of ROHM
Cite as: wafergraph, “ROHM → STMicroelectronics — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/rohm/stmicro/ (data as of 2026-09-05).
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