Assignee
DIFRANCO JACK E
US·3 granted patents·75 citations·filing 1987–1989
Top patents by PatentIndex Score
3 records- 0170US4903375APocket clip for eyeglassesDIFRANCO JACK E·Filed 1989·Granted Feb 27, 1990·49 cites·10 claims
- 0238US4979742ATennis ball holderDIFRANCO JACK E·Filed 1988·Granted Dec 25, 1990·17 cites·18 claims
- 0328US4815738ATennis ball retrieverDIFRANCO JACK E·Filed 1987·Granted Mar 28, 1989·9 cites·13 claims
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