Roger Barry Hirsch

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Evanston, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Resistance welding machine pinch point safety sensor
- Patent number 10,717,147
- Issue date Jul 21, 2020
- Roger Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Safety sensor for a welder
- Patent number 10,688,591
- Issue date Jun 23, 2020
- Roger Barry Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance welding machine pinch point safety sensor
- Patent number 9,555,498
- Issue date Jan 31, 2017
- Roger Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
RESISTANCE WELDING MACHINE PINCH POINT SAFETY SENSOR
- Publication number 20170173726
- Publication date Jun 22, 2017
- Roger Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SAFETY SENSOR FOR A WELDER
- Publication number 20170129043
- Publication date May 11, 2017
- Roger Barry Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Resistance Welding Machine Pinch Point Safety Sensor
- Publication number 20080302766
- Publication date Dec 11, 2008
- Roger Hirsch
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR