Semiconductors Supply Chain
Photomasks
Fab Materials
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Semiconductors›Fab Materials
Photomasks
Patterned masks (reticles) that project each circuit layer onto the wafer. Merchant: Photronics (US), Toppan/Tekscend (JP), DNP (JP); ~63% of mask value is captive shops inside Intel/TSMC/Samsung.
Suppliers
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Process flow
Upstream inputs
Downstream outputs
Suppliers at this stage
Compugraphics
Glenrothes · GB · Merchant photomasks (mature nodes, specialty)
DNP Solar (Dai Nippon Printing)
Tokyo · JP · Backsheet| Merchant photomasks
Hoya Corporation
Tokyo · JP · Photomask blanks incl. EUV mask blanks
LG Innotek
Seoul · KR · Photomasks (display and semiconductor)
Photronics
Brookfield, CT · US · Merchant photomasks/reticles
SK-Electronics
Cheongju · KR · Merchant photomasks
Taiwan Mask Corporation (TMC)
Hsinchu · TW · Reticles and photomasks (0.18/0.15 micron and mature nodes)
Toppan (Tekscend Photomask)
Tokyo · JP · Merchant photomasks, EUV masks
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