Learn more

WIENHOLD JAMES L

Overview
  • Total Patents
    12
About

WIENHOLD JAMES L has a total of 12 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets machines and machine tools are PARLEC INC, WOODWORKER S SUPPLY INC and DUNHAM TOOL COMPANY INC.

Patent filings in countries

World map showing WIENHOLD JAMES Ls patent filings in countries
# Country Total Patents
#1 United States 9
#2 WIPO (World Intellectual Property Organization) 2
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing WIENHOLD JAMES Ls patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Machine tools

Top inventors

# Name Total Patents
#1 Wienhold James L 11
#2 Wienhold Thomas J 1

Latest patents

Publication Filing date Title
US9873155B1 Quick change tool bit holder for round shafts
US2011101629A1 Automatic tool-bit holder
US2005207856A1 Drill countersink assembly
EP1729906A1 Tool-bit holder for varying tool-bit shank profiles and method of quickly changing the size of tool-bits in a tool-bit holder
US6966562B1 Multiple mode chuck
US6260857B1 Quick-change three-jaw drill chuck
WO9605010A1 Quick change chuck assembly for tool bits
US5013194A Chuck assembly for tool bits
US4900202A Chuck assembly for tool bits