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W N MATTHEWS AND BROTHER INC

Overview
  • Total Patents
    23
About

W N MATTHEWS AND BROTHER INC has a total of 23 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets machines, electrical machinery and energy and measurement are SKINNER IRRIGATION COMPANY, SMITH WILLIAM C and CLEARMAN JACK F.

Patent filings in countries

World map showing W N MATTHEWS AND BROTHER INCs patent filings in countries
# Country Total Patents
#1 United States 20
#2 United Kingdom 3

Patent filings per year

Chart showing W N MATTHEWS AND BROTHER INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Heinrich Walter A 9
#2 Matthews Claude L 5
#3 Mcd Johns George 3
#4 Tallman Oscar F 2
#5 Hubert Fred E 1
#6 Theodore Birkenmaier 1
#7 Stanton Joseph B 1
#8 Fay John L 1

Latest patents

Publication Filing date Title
US1436145A Spray gun
GB185508A Improvements in liquid and powder spraying or blowing devices, or atomizers
GB185507A Improvements in atomizers and powder blowers
US1440147A Painting apparatus
US1438239A Spray-gun nozzle
US1382641A Spray-gun
US1382640A Spray-gun
GB160676A Improvement in atomizers
US1351474A Incandescent-lamp guard
US1355339A Atomizer
US1362335A Lock for lamp-guards
US1355285A Pump-valve
US1330448A Atomizer
US1361526A Atomizer
US1398335A Safety-fuse switch-box
US1394087A Cut-out switch
US1299340A Time-controlled mechanism.
US1288951A Safety fuse-switch.
US1227168A Eye for guy attachments.
US1257651A Line-testing instrument.