Assignee
ALEXANDER DEAN D
US·3 granted patents·63 citations·filing 1985–1989
Top patents by PatentIndex Score
3 records- 0156US4721468ATraining shoelaceALEXANDER DEAN D·Filed 1985·Granted Jan 26, 1988·25 cites·5 claims
- 0253US4842522ATraining shoelaceALEXANDER DEAN D·Filed 1987·Granted Jun 27, 1989·21 cites·5 claims
- 0350US4978304ATraining aid for shoelace tyingALEXANDER DEAN D·Filed 1989·Granted Dec 18, 1990·17 cites·6 claims
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