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Inventor

NELSON ANDREW D

US19 patents
⚠️ This page may combine multiple inventors who share the name “NELSON ANDREW D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ILLINOIS TOOL WORKS

13 patents
US11161193B2Nov 2, 2021

Method and apparatus for providing welding type power with flux balancing

ILLINOIS TOOL WORKS3 citations72
US10500669B2Dec 10, 2019

Method and apparatus for providing welding type power with balanced bus

ILLINOIS TOOL WORKS4 citations72
US11660695B2May 30, 2023

Welding power supplies, wire feeders, and systems to measure a weld cable voltage drop

ILLINOIS TOOL WORKS2 citations71
US12343822B2Jul 1, 2025

Welding type power supply for TIG starts

ILLINOIS TOOL WORKS0 citations62
US12186841B2Jan 7, 2025

Method and apparatus for providing welding type power with flux balancing

ILLINOIS TOOL WORKS0 citations62
US10910937B2Feb 2, 2021

Control circuit synchronization of welding-type power supplies

ILLINOIS TOOL WORKS0 citations62
US10556289B2Feb 11, 2020

Welding type power supply for TIG starts

ILLINOIS TOOL WORKS1 citations62
US11498147B2Nov 15, 2022

Single phase input detection and power source protection

ILLINOIS TOOL WORKS0 citations58
US11343211B2May 24, 2022

Digital networking in a welding system

ILLINOIS TOOL WORKS0 citations58
US10270719B2Apr 23, 2019

Methods for handling data packets in a digital network of a welding system

ILLINOIS TOOL WORKS1 citations58
US11077514B2Aug 3, 2021

Systems and methods to reduce magnetic flux in a transformer in a switched mode power supply

ILLINOIS TOOL WORKS0 citations51
US11070139B2Jul 20, 2021

Systems and methods to estimate magnetic flux in a switched mode power supply

ILLINOIS TOOL WORKS0 citations51
US10507542B2Dec 17, 2019

System and method for pairing welding devices

ILLINOIS TOOL WORKS0 citations41

PEPSICO INC

4 patents

SCHARTNER QUINN W

2 patents