Inventor · disambiguated record
Joel Wittkamp
Also filed as: WITTKAMP JOEL · WITTKAMP JOEL M
9 granted patents·2 pending applications·173 citations·filing 1983–2004
89Inventor score
Files withMIXTEK SYSTEM LLC3RUBBERMAID COMMERCIAL PRODUCTS INC3AVNET INC1IBM1RUBBERMAID COMMERCIAL PROD LLC1
Top patents by PatentIndex Score
11 records- 0193USD381168SCartRUBBERMAID COMMERCIAL PRODUCTS INC·Filed 1995·Granted Jul 15, 1997·60 cites·1 claims
- 0286USD480960SDispenser for compartmentalized constituentsMIXTEK SYSTEM LLC·Filed 2002·Granted Oct 21, 2003·39 cites·1 claims
- 0369USD379705SPost for cartRUBBERMAID COMMERCIAL PRODUCTS INC·Filed 1995·Granted Jun 3, 1997·16 cites·1 claims
- 0468US5704625ATrash container carrierRUBBERMAID COMMERCIAL PRODUCTS·Filed 1996·Granted Jan 6, 1998·42 cites·26 claims
- 0545USD282363STelephone handsetIBM·Filed 1983·Granted Jan 28, 1986·4 cites·1 claims
- 0645US2008110930A1Mixing Head for Multiple Components Systems and UsesThereofMIXTEK SYSTEM LLC·Filed 2004·Application pending·0 cites
- 0741USD420945SWalker wheelRUBBERMAID COMMERCIAL PROD LLC·Filed 1998·Granted Feb 22, 2000·4 cites·1 claims
- 0841USD382465SCaster coverRUBBERMAID HEALTH CARE PRODUCTS INC·Filed 1995·Granted Aug 19, 1997·4 cites·1 claims
- 0940US2005243647A1Aerosol mixing system with columnsMIXTEK SYSTEM LLC·Filed 2003·Application pending·0 cites
- 1036USD398726SWaste container trolleyRUBBERMAID COMMERCIAL PRODUCTS INC·Filed 1996·Granted Sep 22, 1998·3 cites·1 claims
- 1132USD306025SAntenna rotator control unitAVNET INC·Filed 1987·Granted Feb 13, 1990·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →