Assignee
BUHL IND INC
US·6 granted patents·68 citations·filing 1983–1993
Top patents by PatentIndex Score
6 records- 0173US5374969APortable overhead projectorBUHL IND INC·Filed 1993·Granted Dec 20, 1994·18 cites·14 claims
- 0271US4728184AFoldable transparency enlarger for overhead projectorBUHL IND INC·Filed 1987·Granted Mar 1, 1988·13 cites·7 claims
- 0364US4449800APortable overhead projectorBUHL IND INC·Filed 1983·Granted May 22, 1984·11 cites·10 claims
- 0451US4795252AOverhead projectorBUHL IND INC·Filed 1987·Granted Jan 3, 1989·15 cites·4 claims
- 0547US5025320AVideo imaging podiumBUHL IND INC·Filed 1989·Granted Jun 18, 1991·10 cites·12 claims
- 0626USD281506SOverhead projectorBUHL IND INC·Filed 1983·Granted Nov 26, 1985·1 cites·1 claims
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