US 7812828
Forward Citations
Ellipse fitting for multi-touch surfaces
Patents that cite US 7812828 — inventions that reference this patent as foundational prior art in their own applications. High forward citation counts indicate an influential patent.
CITED BY
93 patents
IN PATENTLENS
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Citation network
This patent has been cited by 93 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.