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CUSHMAN CHUCK CO

Overview
  • Total Patents
    54
About

CUSHMAN CHUCK CO has a total of 54 patent applications. Its first patent ever was published in 1915. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machine tools, machines and electrical machinery and energy are CUCCHI GIOVANNI, BUCK TOOL CO and CUSHMAN IND INC.

Patent filings in countries

World map showing CUSHMAN CHUCK COs patent filings in countries
# Country Total Patents
#1 United States 52
#2 Canada 2

Patent filings per year

Chart showing CUSHMAN CHUCK COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sloan Harry E 47
#2 Highberg George A 19
#3 Swanson Linwood B 7
#4 Sloan Jr Harry E 5
#5 Hickey Herbert W 4
#6 Rutherford Jr Jerome J 2
#7 Galler Edward A 2
#8 Herbert Hickey 1
#9 Goodrum Richard B 1
#10 Skillin Walter F 1

Latest patents

Publication Filing date Title
US3129950A Center-adjustable chuck adapter
US3166336A Adjustable jaw keyway
US3086784A Chuck with fixed rest for jaw-gripped work
US3096988A Compensating power chuck
US2859041A Collet chucks
US2860884A Clamping jaws for chucks
US2904339A Centering chucks
US2867443A Power-operated chuck of the compensating type
US2825572A Compensating scroll chuck
US2822181A Center-adjustable universal chuck with automatic torsion lock
US2847226A Universal chuck of the centeradjustable type
US2767993A Universal chuck of the center-adjustable and self-locking type
US2843389A Chuck
US2777704A Precision chuck jaws
US2873822A Bolt-type locking mechanisms for indexing devices
US2757010A Chip guard for chucks
US2819906A Collet chuck
US2821404A Collet chuck with internal work stop provisions
US2745671A Work-holding chuck
US2751824A Clamping device