Jeffrey Krupp

Person

Vermilion, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Light weight cordless stud welder
- Patent number 11,534,849
- Issue date Dec 27, 2022
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Portable drawn arc stud welder including a lithium ferrophosphate b...
- Patent number 10,906,122
- Issue date Feb 2, 2021
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light weight cordless stud welder
- Patent number 10,894,296
- Issue date Jan 19, 2021
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptively controlled short circuiting drawn-arc fastener welding
- Patent number 10,265,796
- Issue date Apr 23, 2019
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arc energy regulation in drawn arc fastener welding process
- Patent number 8,513,569
- Issue date Aug 20, 2013
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Capacitor charge and discharge circuit for fastener welding
- Patent number 8,410,399
- Issue date Apr 2, 2013
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LIGHT WEIGHT CORDLESS STUD WELDER
- Publication number 20230084669
- Publication date Mar 16, 2023
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
BATTERY-ULTRACAPACITOR STUD WELDER
- Publication number 20210296057
- Publication date Sep 23, 2021
- AUTAB, LLC
- Jeffrey Krupp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT WEIGHT CORDLESS STUD WELDER
- Publication number 20210129255
- Publication date May 6, 2021
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PORTABLE DRAWN ARC STUD WELDER INCLUDING A LITHIUM FERROPHOSPHATE B...
- Publication number 20210129256
- Publication date May 6, 2021
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PORTABLE DRAWN ARC STUD WELDER INCLUDING A LITHIUM FERROPHOSPHATE B...
- Publication number 20180264581
- Publication date Sep 20, 2018
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT WEIGHT CORDLESS STUD WELDER
- Publication number 20170050259
- Publication date Feb 23, 2017
- Nelson Stud Welding, Inc.
- Scott J. Schraff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Two-Stage Switch-Mode Power Supply for Drawn-Arc Stud Welding
- Publication number 20150076121
- Publication date Mar 19, 2015
- Jeffrey Krupp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ADAPTIVELY CONTROLLED SHORT CIRCUITING DRAWN-ARC FASTENER WELDING
- Publication number 20130126498
- Publication date May 23, 2013
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ARC ENERGY REGULATION IN DRAWN ARC FASTENER WELDING PROCESS
- Publication number 20120006801
- Publication date Jan 12, 2012
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WAVEFORM CONTROL IN DRAWN ARC FASTENER WELDING
- Publication number 20100230389
- Publication date Sep 16, 2010
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CAPACITOR CHARGE AND DISCHARGE CIRCUIT FOR FASTENER WELDING
- Publication number 20100170880
- Publication date Jul 8, 2010
- Nelson Stud Welding, Inc.
- Christopher Hsu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Jeffrey Krupp

Person

Patents Grantslast 30 patents

Light weight cordless stud welder

Portable drawn arc stud welder including a lithium ferrophosphate b...

Light weight cordless stud welder

Adaptively controlled short circuiting drawn-arc fastener welding

Arc energy regulation in drawn arc fastener welding process

Capacitor charge and discharge circuit for fastener welding

Patents Applicationslast 30 patents

LIGHT WEIGHT CORDLESS STUD WELDER

BATTERY-ULTRACAPACITOR STUD WELDER

LIGHT WEIGHT CORDLESS STUD WELDER

PORTABLE DRAWN ARC STUD WELDER INCLUDING A LITHIUM FERROPHOSPHATE B...

PORTABLE DRAWN ARC STUD WELDER INCLUDING A LITHIUM FERROPHOSPHATE B...

LIGHT WEIGHT CORDLESS STUD WELDER

Two-Stage Switch-Mode Power Supply for Drawn-Arc Stud Welding

ADAPTIVELY CONTROLLED SHORT CIRCUITING DRAWN-ARC FASTENER WELDING

ARC ENERGY REGULATION IN DRAWN ARC FASTENER WELDING PROCESS

WAVEFORM CONTROL IN DRAWN ARC FASTENER WELDING

CAPACITOR CHARGE AND DISCHARGE CIRCUIT FOR FASTENER WELDING