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ROBERTS PETER M

Overview
  • Total Patents
    23
About

ROBERTS PETER M has a total of 23 patent applications. Its first patent ever was published in 1964. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machine tools, machines and mechanical elements are RAJOTTE JACQUES, YANG CHING-CHEN and ALDEN CORP.

Patent filings per year

Chart showing ROBERTS PETER Ms patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines
#3 Mechanical elements

Top inventors

# Name Total Patents
#1 Roberts Peter M 19
#2 Roberts P M 1
#3 Peter M Roberts 1

Latest patents

Publication Filing date Title
US5233892A Quick release mechanism for tools such as socket wrenches
US5214986A Quick release mechanism for tools such as socket wrenches
US4848196A Quick release and automatic positive locking mechanism for socket wrenches and extension bars for socket wrenches
IL68696D0 Quick-release and locking mechanism for tools
CA1223141A Quick release and positive locking mechanism for socket wrenches and extension bars for socket wrenches
AU8339782A Quick-release and positive locking mechanism for use on socket wrenches and on power and impact tools
US4420995A Quick-release and positive locking mechanism for use on socket wrenches and on power and impact tools
US3208318A Quick release for socket wrenches
CA757826A Quick release for socket wrenches