Jeffrey Krupp

Person

Vermilion, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Battery-ultracapacitor stud welder
- Patent number 12,260,990
- Issue date Mar 25, 2025
- Autab, LLC
- Jeffrey Krupp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
ULTRACAPACITOR STUD WELDER
- Publication number 20250083246
- Publication date Mar 13, 2025
- Autab, LLC
- Jeffrey Krupp
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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

Battery-ultracapacitor stud welder

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

ULTRACAPACITOR STUD WELDER

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