Assignee
CUISENAIRE COMPANY OF AMERICA
US·3 granted patents·63 citations·filing 1983–1997
Top patents by PatentIndex Score
3 records- 0172US4445865AMethod of teaching mathematicsCUISENAIRE COMPANY OF AMERICA·Filed 1983·Granted May 1, 1984·40 cites·2 claims
- 0232US5927989AFour-pan algebra balance having an imbalance correction mechanismCUISENAIRE COMPANY OF AMERICA·Filed 1997·Granted Jul 27, 1999·12 cites·21 claims
- 0327US5385473ADisplay polyhedra having marked and unmarked paired opposing facesCUISENAIRE COMPANY OF AMERICA·Filed 1993·Granted Jan 31, 1995·11 cites·8 claims
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