Inventor · disambiguated record
Charles A. Viola
Also filed as: VIOLA CHARLES · VIOLA CHARLES A · VIOLA CHARLES ALFRED
40 granted patents·2 pending applications·1,040 citations·filing 1992–2016
98Inventor score
Top patents by PatentIndex Score
42 records- 0198US9943884B2Pet hair gathering toolVIOLA CHARLES A·Filed 2016·Granted Apr 17, 2018·16 cites·16 claims
- 0298US6609944B1Animal ball toyFiled 2002·Granted Aug 26, 2003·94 cites·1 claims
- 0395US6672253B1Flying disk toy with ropeFiled 2003·Granted Jan 6, 2004·51 cites·1 claims
- 0493USD514264SHelical pet toyVIOLA CHARLES·Filed 2003·Granted Jan 31, 2006·57 cites·1 claims
- 0592US5695086AClosure device for pet food cansFiled 1996·Granted Dec 9, 1997·99 cites·1 claims
- 0691US6899059B1Refillable catnip toyFiled 2002·Granted May 31, 2005·33 cites·21 claims
- 0791USD505233SPet toys on ropeFiled 2003·Granted May 17, 2005·42 cites·1 claims
- 0890USD562419SIndented footballCRANE SAMUEL·Filed 2003·Granted Feb 19, 2008·41 cites·1 claims
- 0989USD658823SPet toyVIOLA CHARLES A·Filed 2011·Granted May 1, 2012·41 cites·1 claims
- 1089USD500902SToy ball with ropesFiled 2003·Granted Jan 11, 2005·38 cites·1 claims
- 1188USD532979SBrushVIOLA CHARLES A·Filed 2005·Granted Dec 5, 2006·38 cites·1 claims
- 1287USD513816SRollable pet toyCRANE SAMUEL·Filed 2004·Granted Jan 24, 2006·25 cites·1 claims
- 1385USD599505SIndented golf ballCRANE SAMUEL·Filed 2008·Granted Sep 1, 2009·22 cites·1 claims
- 1485USD556275SBallCRANE SAMUEL·Filed 2005·Granted Nov 27, 2007·33 cites·1 claims
- 1585USD515253SPet toyVIOLA CHARLES A·Filed 2004·Granted Feb 14, 2006·22 cites·1 claims
- 1683USD503758SBallFiled 2004·Granted Apr 5, 2005·27 cites·1 claims
- 1782USD658824SPet toyVIOLA CHARLES A·Filed 2011·Granted May 1, 2012·28 cites·1 claims
- 1882USD599963SIndented baseballCRANE SAMUEL·Filed 2008·Granted Sep 8, 2009·28 cites·1 claims
- 1982USD536396SFlying saucer toyCRANE SAMUEL·Filed 2004·Granted Feb 6, 2007·27 cites·1 claims
- 2082USD422765SDevice for gathering loose pet hairVIOLA CHARLES A·Filed 1998·Granted Apr 11, 2000·24 cites·1 claims
- 2181USD545510SPet toyVIOLA CHARLES A·Filed 2006·Granted Jun 26, 2007·26 cites·1 claims
- 2281USD544929SToy mouseCRANE SAMUEL·Filed 2005·Granted Jun 19, 2007·28 cites·1 claims
- 2379USD539545SPet hair cleanerCRANE SAMUEL·Filed 2005·Granted Apr 3, 2007·25 cites·1 claims
- 2475USD657506SPet ballVIOLA CHARLES ALFRED·Filed 2010·Granted Apr 10, 2012·20 cites·1 claims
- 2571USD599966SPet toy soccer ball with bone shapesVIOLA CHARLES ALFRED·Filed 2008·Granted Sep 8, 2009·17 cites·1 claims
- 2671USD514753SLollipop-shaped pet toyCRANE SAMUEL·Filed 2004·Granted Feb 7, 2006·17 cites·1 claims
- 2768US5269716AFlying toy with radial airfoilsVIOLA CHARLES·Filed 1992·Granted Dec 14, 1993·29 cites·1 claims
- 2864USD634126SCombination brush and tape rollerVIOLA CHARLES ALFRED·Filed 2010·Granted Mar 15, 2011·13 cites·1 claims
- 2964US6601538B1Coiled pet toyFiled 2002·Granted Aug 5, 2003·6 cites·1 claims
- 3061USD656689SPet toy feederVIOLA CHARLES ALFRED·Filed 2011·Granted Mar 27, 2012·11 cites·1 claims
- 3158USD667176SRollable toy for petsCRANE SAMUEL·Filed 2010·Granted Sep 11, 2012·10 cites·1 claims
- 3255USD599964SPet toy basketball with bone shapesVIOLA CHARLES ALFRED·Filed 2008·Granted Sep 8, 2009·9 cites·1 claims
- 3355USD599965SPet toy soccer ball with bone shapesVIOLA CHARLES ALFRED·Filed 2008·Granted Sep 8, 2009·9 cites·1 claims
- 3452USD658821SPet toyVIOLA CHARLES A·Filed 2011·Granted May 1, 2012·7 cites·1 claims
- 3551USD657505SPet toyVIOLA CHARLES ALFRED·Filed 2010·Granted Apr 10, 2012·7 cites·1 claims
- 3647US2002174838A1Refillable catnip toyFiled 2001·Application pending·0 cites
- 3746USD658822SPet toyVIOLA CHARLES A·Filed 2011·Granted May 1, 2012·5 cites·1 claims
- 3845USD609986SCan opener with scoopCRANE SAMUEL·Filed 2008·Granted Feb 16, 2010·5 cites·1 claims
- 3944US2001029904A1Spinning toy for petsFiled 2001·Application pending·0 cites
- 4043USD656688SPet feeder toyVIOLA CHARLES ALFRED·Filed 2011·Granted Mar 27, 2012·4 cites·1 claims
- 4136USD653004SRollable soft pet toyVIOLA CHARLES ALFRED·Filed 2010·Granted Jan 24, 2012·2 cites·1 claims
- 4233US5269256ARing toy for petsVIOLA CHARLES A·Filed 1993·Granted Dec 14, 1993·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →