Assignee
RICHARDS MARVIN D
US·4 granted patents·129 citations·filing 1987–1990
Top patents by PatentIndex Score
4 records- 0174US4974844AGame ballRICHARDS MARVIN D·Filed 1989·Granted Dec 4, 1990·50 cites·11 claims
- 0265US4820230ATossing ring and saucerRICHARDS MARVIN D·Filed 1988·Granted Apr 11, 1989·37 cites·6 claims
- 0364US5020808ATossing ringRICHARDS MARVIN D·Filed 1990·Granted Jun 4, 1991·28 cites·9 claims
- 0444US4778108ASpigot water fountainRICHARDS MARVIN D·Filed 1987·Granted Oct 18, 1988·14 cites·4 claims
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