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HAWK ELWIN A

Overview
  • Total Patents
    12
About

HAWK ELWIN A has a total of 12 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, packaging and shipping and machine tools are SHANDONG YANGGUANG ZHONGTAI MACHINERY ENG CO LTD, L & N INT AS and RICHARD HEINZ.

Patent filings in countries

World map showing HAWK ELWIN As patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 3

Patent filings per year

Chart showing HAWK ELWIN As patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hawk Elwin A 12

Latest patents

Publication Filing date Title
US2512275A Apparatus for forming concave surfaced articles
US2556391A Screw conveyer apparatus
US2512274A Suction holding apparatus
US2556392A Screw conveyer apparatus
US2484506A Apparatus for measuring and controlling pug mill output
US2465450A Apparatus for forming articles of plastic material
US2333565A Method and apparatus for pressure treatment of materials for changing the gas content thereof
US2261114A Clay cutting machine and method of control
US2289264A Method and apparatus for differential pressure treatment of material
CA473914A Methods and apparatus for forming articles of plastic material
CA458902A Applicator for solutions of noble metals and the like
CA473913A Methods and apparatus for measuring and controlling pug mill output