Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Krzysztof Marcin Walczak
Sammamish, WA
US
4 patents
3 Patents
US12584949
2026
Appliance Energy Estimation Based on Voltage Sensing
Amazon Technologies, Inc.
0 cites
US12429506
2025
Device Type Detection
Amazon Technologies, Inc.
0 cites
US12126171
2024
Synchronous Voltage Signature Data Collection Apparatus
Amazon Technologies, Inc.
0 cites