into semiconductor materials, e.g. for doping

Introduced: January 2026

Full Title

Ion implantation into wafers, substrates or parts of devices > into semiconductor materials, e.g. for doping

CPC subdivides this area 6x more granularly than IPC with 9 additional codes.

9 codes are CPC-only extensions.

IPC defines codes here since 2026.

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H10P 30/202 +2 CPC CPC only CPC only
H10P 30/208 +1 CPC CPC only CPC only
H10P 30/21 +1 CPC CPC only CPC only
H10P 30/214 CPC only CPC only
H10P 30/218 CPC only CPC only
H10P 30/22 using masks since 2026 +1 CPC IPC+CPC Available in IPC and CPC
H10P 30/222 CPC only CPC only
H10P 30/224 CPC only CPC only
H10P 30/225 CPC only CPC only
H10P 30/226 CPC only CPC only
H10P 30/28 characterised by an annealing step, e.g. for activation of dopants since 2026 IPC+CPC Available in IPC and CPC