Assignee
HMT INC
US15 patents
Top patents by PatentIndex Score
US5758792AJun 2, 1998
Floating roof
HMT INC13 citations80
US5509562AApr 23, 1996
Floating roof
HMT INC17 citations80
US5078293AJan 7, 1992
Shoe seal for lightweight floating roof
HMT INC21 citations76
US6247607B1Jun 19, 2001
Low profile secondary seal
HMT INC13 citations73
US5680950AOct 28, 1997
Floating roof
HMT INC4 citations71
US5628421AMay 13, 1997
Floating roof
HMT INC11 citations71
US5605243AFeb 25, 1997
Floating roof
HMT INC8 citations71
US5533640AJul 9, 1996
Floating roof
HMT INC10 citations71
US5509563AApr 23, 1996
Apparatus for coupling a pontoon to a floating roof in a storage tank for liquid products
HMT INC6 citations71
US5927534AJul 27, 1999
Seal for floating roof of storage tank
HMT INC14 citations68
US5103992AApr 14, 1992
Shoe seal for floating roof of storage tank, and method of installing same
HMT INC16 citations68
US5301828AApr 12, 1994
Secondary shoe seal
HMT INC10 citations65
US5321881AJun 21, 1994
Method of installing a shoe seal for floating roof of storage tank
HMT INC6 citations57
US8973771B2Mar 10, 2015
Welded full contact floating roof
HMT INC2 citations56
US6529134B2Mar 4, 2003
Remote adjustment device and method
HMT INC1 citations33