Inventor · disambiguated record
Dwight G. Wiedrich
Also filed as: WIEDRICH DWIGHT G
2 granted patents·1 pending application·137 citations·filing 1994–2008
69Inventor score
Technology areasE02D
Files withLADTECH INC1
Top patents by PatentIndex Score
3 records- 0186US5956905AManhole adjusting extension memberFiled 1997·Granted Sep 28, 1999·71 cites·43 claims
- 0285US5470172AManhole adjusting extension ring sectionFiled 1994·Granted Nov 28, 1995·66 cites·36 claims
- 0345US2009252552A1Supplemental cover apparatus and method for access openingsLADTECH INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →