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CONWELL ROLLIN N

Overview
  • Total Patents
    16
About

CONWELL ROLLIN N has a total of 16 patent applications. Its first patent ever was published in 1921. It filed its patents most often in Canada and United States. Its main competitors in its focus markets electrical machinery and energy and environmental technology are SIEYUAN ELECTRICAL CO LTD, KOMATSU LITE SEISAKUSHO KK and ZHEJIANG SWITCHGEAR FACTORY CO LTD.

Patent filings in countries

World map showing CONWELL ROLLIN Ns patent filings in countries
# Country Total Patents
#1 Canada 8
#2 United States 8

Patent filings per year

Chart showing CONWELL ROLLIN Ns patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Conwell Rollin N 16
#2 Brookes Albert S 2

Latest patents

Publication Filing date Title
US2266851A Control method and apparatus
US2213384A System of remote control
US1718454A Electrical system
US1711776A Electrical method and apparatus
US1508360A Electrical method and apparatus
US1508363A Electrical method and apparatus
US1508361A Electrical method and apparatus
US1508362A Electrical method and apparatus
CA245299A Electrical method and apparatus
CA245297A Electrical method and apparatus
CA245295A Electrical method and apparatus
CA245293A Electrical method and apparatus
CA245300A Electrical method and apparatus
CA245298A Electrical method and apparatus
CA245296A Electrical method and apparatus
CA245294A Electrical method and apparatus