Tosoh → SK hynix
Yes, wafergraph tracks Tosoh as a supplier of SK hynix, as of 2026-10-09. SK hynix sources from 170 tracked suppliers in this dataset.
Data as of 2026-10-09 · 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 SK hynix (leader in Memory). Supplies sputtering targets and quartzware for fabs. HBM leader supplying NVIDIA; top-two in DRAM, owns Solidigm NAND. The edge is one of 170 tracked suppliers of SK hynix and one of 8 tracked customers of Tosoh.
Source: derived from both company records and the counted edges.
The two companies
Tosoh (supplier)
Supplies sputtering targets and quartzware for fabs.
SK hynix (customer)
HBM leader supplying NVIDIA; top-two in DRAM, owns Solidigm NAND.
Other tracked suppliers of SK hynix
Other tracked customers of Tosoh
Frequently asked questions2
- How many suppliers does SK hynix have?
- The dataset records 170 tracked suppliers for SK hynix.
- How many customers does Tosoh have?
- The dataset records 8 tracked customers for Tosoh.
Cite as: wafergraph, “Tosoh → SK hynix — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/tosoh/sk_hynix/ (data as of 2026-10-09).
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