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KELLER JOHN

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    239,286
About

KELLER JOHN has a total of 11 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States and Canada. Its main competitors in its focus markets electrical machinery and energy, machines and mechanical elements are BLACKBURN MICROTECH SOLUTIONS, KING LAB INC and RAYTHEON PRODUCTION CORP.

Patent filings in countries

World map showing KELLER JOHNs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 2

Patent filings per year

Chart showing KELLER JOHNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keller John 11
#2 Titsworth Richard 2
#3 Sutherland Orson 2
#4 Charles Christine 2
#5 Boswell Roderick 2
#6 Scipioni Lawrence 2
#7 Smith Noel 2
#8 Strietzel Jonathan 1

Latest patents

Publication Filing date Title
US2016335993A1 Apparatus including an instrument holder
US2012021835A1 Systems and methods for server based video gaming
US7012535B2 Battery operated warning sensor
US1275443A Sash-lock.
US725451A Automatic gate-valve for rain conductor-pipes.
US692859A Aparejo.
US670882A Envelop.
CA261671A Electricity current collector
CA28049A Method of cutting and jointing racoon tails