Individual holder
GRUNWALD PETER H
6 granted patents·152 citations·filing 1978–1987
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0186US4229829AApparatus for wireless transmission of a teaching program in a classroomGRUNWALD PETER H·Filed 1978·Granted Oct 21, 1980·48 cites·7 claims
- 0278US4652101AOverhead projectorGRUNWALD PETER H·Filed 1985·Granted Mar 24, 1987·44 cites·18 claims
- 0375US4565430AOverhead projectorGRUNWALD PETER H·Filed 1983·Granted Jan 21, 1986·33 cites·28 claims
- 0470US4735500AOverhead projectorGRUNWALD PETER H·Filed 1986·Granted Apr 5, 1988·13 cites·6 claims
- 0549US4829327AOverhead projectorGRUNWALD PETER H·Filed 1987·Granted May 9, 1989·14 cites·3 claims
- 0628US5017002AOverhead projectorGRUNWALD PETER H·Filed 1987·Granted May 21, 1991·0 cites·7 claims
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