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BARNETT RALPH L

Overview
  • Total Patents
    12
About

BARNETT RALPH L has a total of 12 patent applications. Its first patent ever was published in 1998. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machines, mechanical elements and measurement are JONES JAMES MELVIN, FRANK KEIPER and ALIANO FRANK S.

Patent filings per year

Chart showing BARNETT RALPH Ls patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Barnett Ralph L 12
#2 Liber Theodore 7

Latest patents

Publication Filing date Title
US2013125302A1 Anti-evisceration ring
US2013117924A1 Anti-limb entrapment insert
US2010152974A1 System and method for monitoring driver fatigue
US2005263966A1 Tandem axle with swivel wheels
US2005263965A1 Planetary wheel with swivel capability
CA2343128A1 Zero speed indicator testing
EP1015862A2 Remote and proximal guard and interlock testing mechanisms and testing systems either separately or in combination
AU6683198A Remote and proximal guard and interlock testing mechanisms and testing systems either separately or in combination