Inventor · disambiguated record
Donald May
Also filed as: MAY DONALD · MAY DONALD R
9 granted patents·316 citations·filing 1985–2005
91Inventor score
Top patents by PatentIndex Score
9 records- 0190US6193442B1Method and device for raising and supporting a building foundationFiled 1999·Granted Feb 27, 2001·71 cites·14 claims
- 0287US6659692B1Apparatus and method for supporting a structure with a pier and helixFiled 2002·Granted Dec 9, 2003·43 cites·23 claims
- 0386US4634319AMethod and apparatus for lifting and supporting structuresMAY DONALD R·Filed 1985·Granted Jan 6, 1987·51 cites·7 claims
- 0483US7195426B2Structural pier and method for installing the sameMAY DONALD·Filed 2005·Granted Mar 27, 2007·16 cites·19 claims
- 0583US4854782AApparatus for lifting structuresSANDRA L MAY·Filed 1987·Granted Aug 8, 1989·51 cites·8 claims
- 0678US4800700AMethod and apparatus for lifting and supporting slabsATLAS SYSTEM INC·Filed 1987·Granted Jan 31, 1989·42 cites·9 claims
- 0774US6872031B2Apparatus and method of supporting a structure with a pierFiled 2003·Granted Mar 29, 2005·21 cites·16 claims
- 0861USD468842SPier insertFiled 2000·Granted Jan 14, 2003·12 cites·1 claims
- 0958US7044686B2Apparatus and method for supporting a structure with a pierMAY DONALD·Filed 2003·Granted May 16, 2006·9 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →