Tosoh → Ferrotec
As of 2026-09-05, Tosoh is a tracked supplier of Ferrotec. Tosoh is a major in Materials (headquartered in Japan); Ferrotec is a niche in Materials (headquartered in Japan). Tosoh has 8 tracked customers; Ferrotec has 2 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
Tosoh (major in Materials) is a tracked supplier of Ferrotec (niche in Materials). Supplies sputtering targets and quartzware for fabs. Supplies vacuum feedthroughs, ceramics and materials to equipment makers. The edge is one of 2 tracked suppliers of Ferrotec and one of 8 tracked customers of Tosoh.
Source: derived from both company records and the counted edges.
Concentration / risk note
Ferrotec has only 2 tracked suppliers in this dataset. Concentration on the supplier side is high.
Basis: few suppliers. Omitted on edges where the graph does not back a concentration claim.
The two companies
Tosoh (supplier)
Supplies sputtering targets and quartzware for fabs.
Ferrotec (customer)
Supplies vacuum feedthroughs, ceramics and materials to equipment makers.
Other tracked suppliers of Ferrotec
Other tracked customers of Tosoh
Cite as: wafergraph, “Tosoh → Ferrotec — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/tosoh/ferrotec/ (data as of 2026-09-05).
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