Inventor · disambiguated record
John Underbrink
Also filed as: UNDERBRINK JOHN · UNDERBRINK JOHN M · UNDERBRINK JOHN MICHAEL
17 granted patents·1 pending application·279 citations·filing 1991–2009
95Inventor score
Top patents by PatentIndex Score
18 records- 0197US6611972B2Sink with foldable faucet assembly and multiple-purpose support structureSPANG & COMPANY·Filed 2001·Granted Sep 2, 2003·73 cites·5 claims
- 0275US7159252B2Folding sinkTODAY S GEAR INC·Filed 2003·Granted Jan 9, 2007·18 cites·12 claims
- 0375USD504000SPortable sink with foldable faucetTODAY S GEAR INC·Filed 2003·Granted Apr 12, 2005·21 cites·1 claims
- 0472US7222557B2Ratcheting tool driverEASCO HAND TOOLS INC·Filed 2005·Granted May 29, 2007·11 cites·13 claims
- 0572USD489155SOutdoor station with sink and foldable faucetSPANG & COMPANY·Filed 2001·Granted Apr 27, 2004·18 cites·1 claims
- 0667USD407569SSupport stoolTODAYS KIDS INC·Filed 1997·Granted Apr 6, 1999·15 cites·1 claims
- 0766USD461941SServing cart with sink and foldable faucetSPANG & COMPANY·Filed 2001·Granted Aug 20, 2002·14 cites·1 claims
- 0863US5468199ASliding-handgrip amusement apparatusBIGTOYS INC·Filed 1993·Granted Nov 21, 1995·38 cites·3 claims
- 0959USD461880SWall-mounted sink with foldable faucetSPANG & COMPANY·Filed 2001·Granted Aug 20, 2002·11 cites·1 claims
- 1056US7118514B2Playground equipmentBIGTOYS INC·Filed 2004·Granted Oct 10, 2006·7 cites·9 claims
- 1155USD474900SConvertible table and easelSPANG & COMPANY·Filed 2002·Granted May 27, 2003·9 cites·1 claims
- 1249US5443012APlayground carriageBIGTOYS INC·Filed 1994·Granted Aug 22, 1995·16 cites·31 claims
- 1348US8062142B2Collaborative play toyUNDERBRINK JOHN M·Filed 2009·Granted Nov 22, 2011·4 cites·18 claims
- 1445US2004060483A1Convertible table and easel apparatusSPANG & COMPANY·Filed 2002·Application pending·0 cites
- 1540US5156507AExpansible fastening deviceNORTHWEST DESIGN PRODUCTS·Filed 1991·Granted Oct 20, 1992·14 cites·15 claims
- 1638USD426586SToy beauty centerSPANG & COMPANY·Filed 1999·Granted Jun 13, 2000·3 cites·1 claims
- 1732US6044766APlayground carriageKOMPAN INC·Filed 1998·Granted Apr 4, 2000·4 cites·29 claims
- 1828US5816167APlayground carriageKOMPAN INC·Filed 1995·Granted Oct 6, 1998·3 cites·46 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →