Inventor

WALDRON JOHN F

US6 patents

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

JOHNSON THOMAS FINIS

2 patents

US8947054B2Feb 3, 2015

Battery charger and method utilizing alternating DC charging current

JOHNSON THOMAS FINIS20 citations89

US8237412B2Aug 7, 2012

Battery charger and method utilizing alternating DC charging current

JOHNSON THOMAS FINIS22 citations89

SCHUMACHER ELECTRIC CORP

2 patents

US9893548B2Feb 13, 2018

Battery charger and method utilizing alternating DC charging current

SCHUMACHER ELECTRIC CORP4 citations82

US9450435B2Sep 20, 2016

Battery charger and method utilizing alternating DC charging current

SCHUMACHER ELECTRIC CORP4 citations82

HONEYWELL INT INC

1 patent

US11763438B2Sep 19, 2023

Systems, methods, and computer program products for access-related safety determinations

HONEYWELL INT INC1 citations59

HAND HELD PROD INC

1 patent

US11740353B2Aug 29, 2023

Systems, methods, and apparatuses for alerting users to maintain physical distancing

HAND HELD PROD INC0 citations44