Assignee
QUAD RESEARCH INC
US·4 granted patents·235 citations·filing 1986–1989
Top patents by PatentIndex Score
4 records- 0197US4875246ASurface treating deviceQUAD RESEARCH INC·Filed 1988·Granted Oct 24, 1989·176 cites·21 claims
- 0272US4768655AMessage organizerQUAD RESEARCH INC·Filed 1987·Granted Sep 6, 1988·23 cites·20 claims
- 0354US4760951ADisposable spray hoodQUAD RESEARCH INC·Filed 1986·Granted Aug 2, 1988·16 cites·17 claims
- 0453US4959628ARotating electric switch actuated by fixed magnetic means, usable for a surface cleaning deviceQUAD RESEARCH INC·Filed 1989·Granted Sep 25, 1990·20 cites·17 claims
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