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DUO FAST CORP

Overview
  • Total Patents
    223
About

DUO FAST CORP has a total of 223 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Canada and Japan. Its main competitors in its focus markets machine tools, mechanical elements and machines are POWDER POWER TOOL CORP, MITSUHASHI YOSHIO and BOSTITCH INC STANLEY.

Patent filings per year

Chart showing DUO FAST CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Novak Raymond F 22
#2 Kerrigan James E 21
#3 Geist Bernard W 19
#4 Austin Ronald 16
#5 Potucek Frank R 16
#6 Doyle Richard H 13
#7 Obergfell Allen R 11
#8 Nasiatka John R 10
#9 Meyer Robert J 9
#10 Grikis Raimonds 8

Latest patents

Publication Filing date Title
US5360305A Clinch staples and method of manufacturing and applying clinch staples
US5273200A Fastener driving tool
JPH04250986A Fastener driving tool
AU7704691A Safety interlock system for fastener driving tool
US5035040A Hog ring fastener, tool and methods
US5098004A Fastener driving tool
US5174485A Fastener driving tool
CA2017421A1 Hog ring fastener, tool and methods
US5035354A Safety dual-interlock system for fastener driving tool
GB9007173D0 Improvements in fastener driving tools
US5080273A Trigger valve and safety mechanism for fastener driving tool
US5069379A Fastener driving tool
US5094380A Guide for fastener driving tool
US5054678A Furniture clip/tool
US5025968A Furniture tool
US4903880A Side load magazine for a fastener driving tool
US4834131A Safety system for pneumatic tools
CA1241502A Fastener driving tool
US4821937A Guide for fastener driving tool
US4801062A Side load magazine for a fastener driving tool