Inventor · disambiguated record
Jean G. Dufour
Also filed as: DUFOUR JEAN G · DUFOUR JEAN-GUY
5 granted patents·212 citations·filing 1990–1995
85Inventor score
Top patents by PatentIndex Score
5 records- 0188US5148108AStud finder with level indicatorJOHNSON LEVEL & TOOL MFG·Filed 1991·Granted Sep 15, 1992·88 cites·7 claims
- 0286US5683055AQuick rewind chalk line reelJOHNSON LEVEL & TOOL MFG·Filed 1995·Granted Nov 4, 1997·38 cites·4 claims
- 0370US5470029AQuick rewind chalk line reelJOHNSON LEVEL & TOOL MFG·Filed 1994·Granted Nov 28, 1995·26 cites·10 claims
- 0470US5044805AMechanical pencilKOSTENIUK STEVE·Filed 1990·Granted Sep 3, 1991·40 cites·10 claims
- 0549US5659967ALine levelJOHNSON LEVEL & TOOL MFG·Filed 1995·Granted Aug 26, 1997·20 cites·24 claims
Join the waitlist — get patent alerts
Get an alert when Jean G. Dufour files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →