Assignee
HOWELL LAB INC
12 patents
Top patents by PatentIndex Score
US4040743AAug 9, 1977
Method and apparatus for measuring the brightness of pulp slurry
HOWELL LAB INC57 citations91
US5605564AFeb 25, 1997
Membrane gas dehydrator
HOWELL LAB INC47 citations88
US5531887AJul 2, 1996
Manually operated reverse osmosis desalinization system
HOWELL LAB INC38 citations87
US6016127AJan 18, 2000
Traveling wave antenna
HOWELL LAB INC49 citations83
US5807146ASep 15, 1998
Radio frequency coaxial transmission line inner conductor connection system
HOWELL LAB INC14 citations73
US5961692AOct 5, 1999
System and method of improving performance of a gas membrane dehydrator
HOWELL LAB INC16 citations69
US5348663ASep 20, 1994
Control of bromination of drinking water
HOWELL LAB INC5 citations67
US5870061AFeb 9, 1999
Coaxial slot feed system
HOWELL LAB INC13 citations63
US6389263B1May 14, 2002
Road radio cellular system
HOWELL LAB INC9 citations58
US5506594AApr 9, 1996
Helically shaped circularly polarizing antenna
HOWELL LAB INC1 citations51
US6020860AFeb 1, 2000
Antenna inner conductor and shorts system
HOWELL LAB INC0 citations46
US5403472AApr 4, 1995
Control of bromination of drinking water
HOWELL LAB INC1 citations46