Inventor · disambiguated record
John E. Campbell
Also filed as: CAMPBELL JOHN E · CAMPBELL JR JOHN EARL · HUGHES PAUL R
7 granted patents·4 pending applications·144 citations·filing 1978–2018
86Inventor score
Top patents by PatentIndex Score
11 records- 0186US6308986B1Restraint belt presenterJOALTO DESIGN INC·Filed 2000·Granted Oct 30, 2001·45 cites·13 claims
- 0282US4240077AThermostatUNITED BRANDS·Filed 1978·Granted Dec 16, 1980·38 cites·12 claims
- 0367US4399428AThermostatUNITED BRANDS CO·Filed 1980·Granted Aug 16, 1983·27 cites·8 claims
- 0462US4303751ARupturable photographic processing alkaline fluid containerPOLAROID CORP·Filed 1980·Granted Dec 1, 1981·9 cites·6 claims
- 0558US6279954B1Restraint belt presenter having offset rotary actionJOALTO DESIGN INC·Filed 1999·Granted Aug 28, 2001·21 cites·13 claims
- 0648US2013098399A1Vehicle wash stationPREFIX CORP·Filed 2012·Application pending·0 cites
- 0748US2013098403A1Vehicle wash stationPREFIX CORP·Filed 2012·Application pending·0 cites
- 0839US2001040369A1Restraint belt presenter with rising arm and offset rotary actionJOALTO DESIGN INC·Filed 2001·Application pending·0 cites
- 0937US2002043872A1Seat belt buckle receptacle presenter assemblyJOALTO DESIGN INC·Filed 2001·Application pending·0 cites
- 1032US4303750AAlkaline fluid photographic processing composition containersPOLAROID CORP·Filed 1980·Granted Dec 1, 1981·4 cites·4 claims
- 1127US10947964B2System and method for precision fluid deliveryAAV LLC·Filed 2018·Granted Mar 16, 2021·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →