Learn more

HARDINGE BROTHERS INC

Overview
  • Total Patents
    359
About

HARDINGE BROTHERS INC has a total of 359 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, machines and control are TWYFORD MOORS AIRCRAFT & ENG, KITAMURA KOICHIRO and TYBERG OLUF.

Patent filings per year

Chart showing HARDINGE BROTHERS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Parsons Hubert J 46
#2 Brown Ivan R 22
#3 Franklin Hardinge 18
#4 Peterson Anders A 17
#5 Sheehan Terrence M 16
#6 Hardinge Franklin 16
#7 Eaton Brian M 13
#8 Peterson Anders Adolf 12
#9 Catlin Francis D 10
#10 Cunningham Henry L 9

Latest patents

Publication Filing date Title
US5617769A Thermally compliant bar feeding machine
US5330224A Collet chuck
US5397135A Expanding collet assembly
US5325749A Machine tool having a quick release draw tube and jaw chuck adapter
US5282402A Machine tool tailstock
US5303458A Method and apparatus for detecting and compensating thermal growth in machine tools
US5190421A Coolant supply system for a machine tool
US5325750A Machine tool assembly having replicated support surfaces
US5221098A Collet closer
US5113558A Bed cooler and chip flusher for a machine tool
US5213019A Headstock cooling system for a machine tool
US5186086A Finished parts catcher for an automatic machine
US5349731A Temperature compensated and shock resistant machine tool
US5367754A Gang tooling for a computerized numerically controlled lathe
US5096213A Collet assembly
US5087059A Tool for installing or removing a collet head
US4981056A Apparatus and process for assembling a machine tool and machine tool formed thereby
US4893532A Break away tool element and method of mounting
US4858938A Two piece collet with interlocking collet segments
US4829861A Headstock assembly for a chucker and bar machine