H10D 12/411 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

H10D 12/411

Full Title

Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]

Of 6 combined children, 0 exist in both systems.

6 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.