Assignee
BALL RALPH A
3 granted patents·24 citations·filing 1988–2010
Top patents by PatentIndex Score
3 records- 0175US8256455B1Alarm and methodBALL RALPH A·Filed 2010·Granted Sep 4, 2012·6 cites·4 claims
- 0263US7802587B1Float valve and methodBALL RALPH A·Filed 2008·Granted Sep 28, 2010·4 cites·13 claims
- 0338US4854073AMouse exterminating device and methodBALL RALPH A·Filed 1988·Granted Aug 8, 1989·14 cites·11 claims
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