Learn more

AMACKER JOSEPH A

Overview
  • Total Patents
    18
About

AMACKER JOSEPH A has a total of 18 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets agriculture, consumer goods and civil engineering are BEGGS ROBERT D, WISECON AS and WEEDING TECHNOLOGIES LTD.

Patent filings in countries

World map showing AMACKER JOSEPH As patent filings in countries

Patent filings per year

Chart showing AMACKER JOSEPH As patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Amacker Joseph A 18

Latest patents

Publication Filing date Title
AU3431193A Tree stands having adjustable throats
US5341896A Safety harness for tree climbers
US5332063A Ladder stand
US5297656A Fixed position tree stand having adjustable footrest
US5316104A Automatically adjustable tree climbing stand having a lounging seat
US5285868A Hook-type tree climbing stand
US5249644A Hook-type tree climbing stand
US5090505A Tree climbing stand
US5090504A Universal tree stand
US5103935A Tree stand with telescoping seat
US4969538A Tree climbing stand
US4796364A Pendulum bow sight
US4742888A Folding ladder stand
US4669194A Archery bow sight and method of sighting an archery bow