Assignee
TUTOR TOYS INC
US·3 granted patents·97 citations·filing 1989–1991
Top patents by PatentIndex Score
3 records- 0174US5178545AElectronic puzzle game with unknown random time of playTUTOR TOYS INC·Filed 1991·Granted Jan 12, 1993·50 cites·5 claims
- 0268US4961579AElectronic puzzle gameTUTOR TOYS INC·Filed 1989·Granted Oct 9, 1990·23 cites·18 claims
- 0360US4959017AElectronic learning device for teaching how to handle moneyTUTOR TOYS INC·Filed 1989·Granted Sep 25, 1990·24 cites·16 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →