Inventor · disambiguated record
Clifford C. Johnson
Also filed as: JOHNSON CLIFFORD · JOHNSON CLIFFORD C · JOHNSON CLIFFORD CARL · JOHNSON III CLIFFORD
8 granted patents·2 pending applications·146 citations·filing 1975–2022
86Inventor score
Files withAMERICAN HOSPITAL SUPPLY CORP3JOHNSON CLIFFORD2J & J CREATIVE IDEAS1JOHNSON CLIFFORD C1PRECISION SCIENT INC1
Top patents by PatentIndex Score
10 records- 0186US4445858AApparatus for photo-curing of dental restorative materialsAMERICAN HOSPITAL SUPPLY CORP·Filed 1982·Granted May 1, 1984·80 cites·20 claims
- 0279US11680795B1Grade-leveling toolJOHNSON CLIFFORD·Filed 2022·Granted Jun 20, 2023·1 cites·14 claims
- 0376US6364509B1Sound responsive illumination deviceJ & J CREATIVE IDEAS·Filed 2000·Granted Apr 2, 2002·24 cites·15 claims
- 0465US4107467AElectronic order placement system using signals over telephone lineAMERICAN HOSPITAL SUPPLY CORP·Filed 1977·Granted Aug 15, 1978·12 cites·13 claims
- 0562US6487781B2Bore path alignment systemFiled 2001·Granted Dec 3, 2002·18 cites·14 claims
- 0648US6946968B1Hydraulic stroke measuring systemJOHNSON CLIFFORD C·Filed 2003·Granted Sep 20, 2005·6 cites·18 claims
- 0738US2016048888A1System and Method for Media BuyingJOHNSON CLIFFORD·Filed 2015·Application pending·0 cites
- 0833US4025774ATiming apparatus including electronic calculator circuitsAMERICAN HOSPITAL SUPPLY CORP·Filed 1975·Granted May 24, 1977·4 cites·15 claims
- 0930US2001043172A1Field emission displayFiled 2001·Application pending·0 cites
- 1015US5000035AApparatus for measuring vapor pressurePRECISION SCIENT INC·Filed 1990·Granted Mar 19, 1991·1 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →