US 4064521
Forward Citations
Semiconductor device having a body of amorphous silicon
Patents that cite US 4064521 — inventions that reference this patent as foundational prior art in their own applications. High forward citation counts indicate an influential patent.
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197 patents
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This patent has been cited by 197 later patents. Citation detail pages are being built out in Phase 2.
Forward citation data is sourced from the USPTO patent database. Only patents indexed in PatentBrief are shown as links.