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Inventor

KALLFELZ ANDREW F

US4 patents
⚠️ This page may combine multiple inventors who share the name “KALLFELZ ANDREW F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KALLFELZ ANDREW F

2 patents

HUANG YUNG-SHENG

1 patent

BATTERY TECH HOLDINGS LLC

1 patent