Inventor · disambiguated record
John L. Stephens
Also filed as: STEPHENS JOHN · STEPHENS JOHN L · STEPHENS JOHN LEONARD
5 granted patents·122 citations·filing 1985–2009
80Inventor score
Top patents by PatentIndex Score
5 records- 0186US5154348ASnow-gun oscillation control apparatusRATNIK IND INC·Filed 1991·Granted Oct 13, 1992·59 cites·5 claims
- 0278US5031832AAutomated snow-making systemRATNIK IND INC·Filed 1990·Granted Jul 16, 1991·46 cites·9 claims
- 0338US9765084B2Recovery and refining of dianhydrosugarsMOYERS CHARLES GUTHRIE·Filed 2009·Granted Sep 19, 2017·0 cites·8 claims
- 0438US5988385AFrying pan protectorFiled 1997·Granted Nov 23, 1999·11 cites·3 claims
- 0537USD291515SSun visor for a cradle or the likeSTEPHENS MILLIE B·Filed 1985·Granted Aug 25, 1987·6 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →