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AP IND INC

Overview
  • Total Patents
    53
  • GoodIP Patent Rank
    229,572
About

AP IND INC has a total of 53 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Canada, United States and Japan. Its main competitors in its focus markets environmental technology, machine tools and machines are OLDBERG MFG COMPANY, TENNESSEE GAS PIPELINE CO and AP PARTS MFG.

Patent filings per year

Chart showing AP IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harwood Jon W 20
#2 Rosa Bruno A 13
#3 Harwood Jon 12
#4 Jiyon Daburiyuu Haautsudo 6
#5 Trudell Gerald R 6
#6 Resuggan Peter L 5
#7 Emrick James W 4
#8 Kimmet Mark S 4
#9 Peele Camille 3
#10 Van Blaircum Bennie A 3

Latest patents

Publication Filing date Title
WO2020068448A1 Handheld tool for installing wire on a fence
CA1309002C Apparatus for bending rectangular tubes
US4836330A Plural chamber stamp formed muffler with single intermediate tube
US4765437A Stamp formed muffler with multiple low frequency resonating chambers
US4759423A Tube and chamber construction for an exhaust muffler
US4760894A Exhaust muffler with angularly aligned inlets and outlets
US4736817A Stamp formed muffler
US4732025A Precision bending apparatus and process
US4777708A Method for manufacturing an exhaust manifold
US4806726A Apparatus for machining a bent elongated member of variable configuration
US4700806A Stamp formed muffler
US4712295A Clamp apparatus
US4744233A Apparatus for bending rectangular tubes
US4656712A Method for manufacturing a heat shielded exhaust system component
US4656713A Method for forming an air gap pipe
US4638965A Universal bracket assembly
US4617710A Insulator removal tool
CA1211377A Threaded muffler nipple and bushing