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RAMSEY JOSEPH D

Overview
  • Total Patents
    16
About

RAMSEY JOSEPH D has a total of 16 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United States and Canada. Its main competitors in its focus markets chemical engineering, machines and civil engineering are BARTLETT KENT W, KENNICOTT WATER SOFTENER COMPANY and AUTOMATIC PUMP & SOFTENER CORP.

Patent filings in countries

World map showing RAMSEY JOSEPH Ds patent filings in countries
# Country Total Patents
#1 United States 14
#2 Canada 2

Patent filings per year

Chart showing RAMSEY JOSEPH Ds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ramsey Joseph D 16

Latest patents

Publication Filing date Title
US2006143766A1 Ergonomic, temple-vented, lightweight, anti-glare eye shield & method of manufacture thereof
US3311397A Resilient bumpers for vehicles
US3120973A Resilient bumper for vehicles
US2407575A Ladder support
US2088116A Filter
US1859218A Valve
US1294164A Filter.
CA149226A Filter
CA146928A Valve for drinking fountains
US1265955A Drinking-fountain.
US1084030A Water-purifier.
US1020053A Filter.
US1022330A Fluid-pressure regulator.
US1016956A Valve for drinking-fountains.
US935547A Lathe-tool holder.
US932576A Lathe-tool.