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NAT MACHINERY CO

Overview
  • Total Patents
    626
About

NAT MACHINERY CO has a total of 626 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets machine tools, machines and mechanical elements are SEMPELL ARMATUREN GMBH, WATERBURY FARREL FOUNDRY CO and SAN SHING FASTECH CORP.

Patent filings in countries

World map showing NAT MACHINERY COs patent filings in countries

Patent filings per year

Chart showing NAT MACHINERY COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Friedman John H 76
#2 Clouse William L 64
#3 Friedman Robert G 36
#4 Wisebaker Robert E 26
#5 Hite William H 25
#6 Friedman John Henry 19
#7 Mcclellan Richard J 15
#8 Dom Harry A 14
#9 Allebach Gene E 14
#10 Kline Gaylen O 13

Latest patents

Publication Filing date Title
US5906544A Washer assembly apparatus
US5724847A Integrated wire feed and draw apparatus
US5829302A Cassette tooling
US5704245A Progressive forging machine with individually adjustable tools
US5732589A Automatically adjustable multiple CAM for forging machine
EP0754513A2 Heading slide guiding system
US5713236A Pick and place transfer
US5560238A Thread rolling monitor
US5263356A Progressive former and method of producing same
US5230235A Flat die thread roller
US5138866A Progressive former and method of producing same
US5131250A Flat die thread roller
US5105649A Method of producing forging machines
US5005397A Method for providing progressive formers with quick-change tooling
US4898017A Quick-change tooling for progressive formers and the like
US4942796A Stock feed apparatus for forging machines and the like
US4910993A Progressive former and method of producing same
US4805437A Method and apparatus for producing fasteners having wrenching sockets therein
US4779444A Closed die forging machine
BE902755A Transfer device for forming machine and forming machine equipped with such device.