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EDWARD O NORRIS INC

Overview
  • Total Patents
    29
About

EDWARD O NORRIS INC has a total of 29 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United States, United Kingdom and Switzerland. Its main competitors in its focus markets surface technology and coating, machines and optics are SEL REX CORP, TIARCO CORP and MAX SCHLOTTER.

Patent filings in countries

World map showing EDWARD O NORRIS INCs patent filings in countries
# Country Total Patents
#1 United States 18
#2 United Kingdom 5
#3 Switzerland 4
#4 Austria 2

Patent filings per year

Chart showing EDWARD O NORRIS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Norris Edward O 18
#2 Norris Inc Edward O 4

Latest patents

Publication Filing date Title
US2332592A Process of producing screen stencils
US2282203A Stencil
US2287123A Method of producing matrices for the electroforming of foraminous sheets
US2287122A Process of producing endless foraminous sheet-metal bands
US2291829A Process of producing matrices for the electroforming of foraminous sheet
US2250436A Matrix for electrodeposition of foraminous sheet
US2226384A Process of electrolytically producing foraminous sheets
US2226383A Process of producing foraminous sheets
US2250435A Matrix for electroforming foraminous sheet
US2226381A Process of producing electrolytic foraminous sheets
US2226382A Matrix for electroforming foraminous sheets
US2231678A Matrix for electroforming foraminous sheets
GB512857A Improvements in methods and apparatus for making metallic sheets by electrodeposition
GB512951A Improvements in processes of producing pitted surfaces for printing plates and the products thereof
US2246380A Electrolytic method of producing screens
US2171276A Metal half tone screen
US2166366A Means and method of producing metallic screens
US2166367A Process for the production of metallic screens