Learn more

KOWALCZYK THADDEUS

Overview
  • Total Patents
    12
About

KOWALCZYK THADDEUS has a total of 12 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, chemical engineering and environmental technology are WATANABE TAKUMASA, VALEO CLIMATE CONTROL LTD and AIRSEPT INC.

Patent filings in countries

World map showing KOWALCZYK THADDEUSs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Canada 5
#3 United Kingdom 1

Patent filings per year

Chart showing KOWALCZYK THADDEUSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kowalczyk Thaddeus 12

Latest patents

Publication Filing date Title
US5192346A Air purifier pleated filter to stop pollution for passenger inside of the motor vehicle
US5004487A Filter assembly for protecting motor vehicle occupants from pollution
CA1279021C Filter assembly for protecting motor vehicle occupants from pollution
CA1231065A Air purifier-combination filter
US4702753A Air purifier-combination filter
CA1214402A Air purifier combination filter
US4610703A Air purifier for protecting motor vechicle occupants from pollution
US4641136A Security eyes for prevention of car accidents
CA1211535A Security eyes
US4501706A Carburetor and system for utilizing same