Inventor · disambiguated record
David D. Castillo
Also filed as: CASTILLO DAVID · CASTILLO DAVID D
9 granted patents·448 citations·filing 1984–2013
91Inventor score
Top patents by PatentIndex Score
9 records- 0193US4611807AExercise apparatus having a pair of spaced apart rotating discsCASTILLO DAVID D·Filed 1984·Granted Sep 16, 1986·105 cites·14 claims
- 0289US4911187ADental pick brush apparatusCASTILLO DAVID D·Filed 1989·Granted Mar 27, 1990·111 cites·9 claims
- 0382US4867444AGrip apparatus for weightlifting barCASTILLO DAVID D·Filed 1988·Granted Sep 19, 1989·66 cites·18 claims
- 0482US4546495AGlove apparatus for weightlifting pressesCASTILLO DAVID D·Filed 1984·Granted Oct 15, 1985·62 cites·5 claims
- 0578USD713023SBase for an air filterS & B FILTERS INC·Filed 2013·Granted Sep 9, 2014·25 cites·1 claims
- 0666US6193080B1Paint brush supportFiled 1999·Granted Feb 27, 2001·26 cites·9 claims
- 0766US4745685AMovable jaw measuring apparatusCASTILLO DAVID D·Filed 1987·Granted May 24, 1988·22 cites·12 claims
- 0857US4614338AHorizontal force exercise apparatusCASTILLO DAVID D·Filed 1984·Granted Sep 30, 1986·25 cites·12 claims
- 0946USD431701SPaint brush supportCASTILLO DAVID·Filed 1999·Granted Oct 3, 2000·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →