Inventor
WILLIAMSON JERRY L
US14 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMSON JERRY L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CRAIN ENTPR INC
11 patentsUS6631877B1Oct 14, 2003
Surveying equipment support legs
CRAIN ENTPR INC68 citations95
US6502321B1Jan 7, 2003
Pole section for surveying equipment
CRAIN ENTPR INC43 citations95
US7048241B2May 23, 2006
Geomatic support having hinged legs with hinge lock
CRAIN ENTPR INC20 citations92
US6772526B1Aug 10, 2004
Surveying pole
CRAIN ENTPR INC46 citations92
US6711826B2Mar 30, 2004
Pole section for surveying equipment
CRAIN ENTPR INC25 citations92
US6688566B1Feb 10, 2004
Surveying equipment support having telescoping legs
CRAIN ENTPR INC46 citations92
US6688012B1Feb 10, 2004
Surveying pole with telescoping sections
CRAIN ENTPR INC45 citations92
US7374140B2May 20, 2008
Geomatic pole support with telescoping legs and locks
CRAIN ENTPR INC21 citations90
US7207534B2Apr 24, 2007
Geomatic pole support and foot therefor
CRAIN ENTPR INC18 citations81
US7124985B2Oct 24, 2006
Geomatic pole support with telescoping legs and locks
CRAIN ENTPR INC9 citations71
US7240881B2Jul 10, 2007
Geomatic support having hinged legs with hinge lock
CRAIN ENTPR INC4 citations62