Inventor · disambiguated record
Eugene R. Defrange
Also filed as: DEFRANGE EUGENE R
3 granted patents·45 citations·filing 1985–1994
68Inventor score
Files withDEFRANGE EUGENE R2
Top patents by PatentIndex Score
3 records- 0159US5418997ASanitary sewer derooting toolFiled 1994·Granted May 30, 1995·32 cites·8 claims
- 0240US4607438AWall and rafter layout toolDEFRANGE EUGENE R·Filed 1985·Granted Aug 26, 1986·13 cites·5 claims
- 0322USD308642SButt hinge mortise guideDEFRANGE EUGENE R·Filed 1987·Granted Jun 19, 1990·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →