Inventor

HOWARD JR ALVIE E

US2 patents

⚠️ This page may combine multiple inventors who share the name “HOWARD JR ALVIE E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LATOURNEAU TECHNOLOGIES DRILLI

1 patent

US7500531B2Mar 10, 2009

Low speed AC motor for direct drive applications

LATOURNEAU TECHNOLOGIES DRILLI13 citations76

LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS INC

1 patent

US8047306B2Nov 1, 2011

Top drive drilling system and other applications using a low speed direct drive AC motor

LETOURNEAU TECHNOLOGIES DRILLING SYSTEMS INC4 citations53