Inventor
TRUETTNER DONALD J
US17 patents
⚠️ This page may combine multiple inventors who share the name “TRUETTNER DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MILWAUKEE ELECTRIC TOOL CORP
13 patentsUS11540429B2Dec 27, 2022
Battery charger
MILWAUKEE ELECTRIC TOOL CORP7 citations85
US10827655B2Nov 3, 2020
Battery charger
MILWAUKEE ELECTRIC TOOL CORP12 citations84
US11251508B2Feb 15, 2022
Terminal configuration for a battery pack
MILWAUKEE ELECTRIC TOOL CORP4 citations71
US12266960B2Apr 1, 2025
Multi-bay charger with power monitoring based on available power from a power source
MILWAUKEE ELECTRIC TOOL CORP1 citations63
US12587124B2Mar 24, 2026
High power battery-powered system
MILWAUKEE ELECTRIC TOOL CORP0 citations62
US12407048B2Sep 2, 2025
Terminal configuration for a battery pack
MILWAUKEE ELECTRIC TOOL CORP0 citations61
US12262516B2Mar 25, 2025
Battery pack, charger and disconnect system
MILWAUKEE ELECTRIC TOOL CORP0 citations61
US11839066B2Dec 5, 2023
Battery charger
MILWAUKEE ELECTRIC TOOL CORP0 citations61
US12301034B2May 13, 2025
Modular battery pack charging system and method of operating the same
MILWAUKEE ELECTRIC TOOL CORP0 citations56
US11799305B2Oct 24, 2023
Modular battery pack charging system and method of operating the same
MILWAUKEE ELECTRIC TOOL CORP0 citations56
US11258272B2Feb 22, 2022
Temperature estimation and control systems, methods, and devices for a battery pack charger
MILWAUKEE ELECTRIC TOOL CORP1 citations54
US12512702B2Dec 30, 2025
Wireless charging pad for power tool battery packs
MILWAUKEE ELECTRIC TOOL CORP0 citations51
US12283841B2Apr 22, 2025
Modular device with solar power supply
MILWAUKEE ELECTRIC TOOL CORP1 citations51