Assignee
BERTWELL DALE E
US·3 granted patents·438 citations·filing 1989–1994
Top patents by PatentIndex Score
3 records- 0196US5358503APhoto-thermal therapeutic device and methodBERTWELL DALE E·Filed 1994·Granted Oct 25, 1994·358 cites·23 claims
- 0291USD326362SBrush for grooming animalsBERTWELL DALE E·Filed 1989·Granted May 26, 1992·39 cites·1 claims
- 0390USD326562SBrush for grooming animalsBERTWELL DALE E·Filed 1991·Granted Jun 2, 1992·41 cites·1 claims
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