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Inventor

HAGEN RONALD A

US9 patents
⚠️ This page may combine multiple inventors who share the name “HAGEN RONALD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

3M INNOVATIVE PROPERTIES CO

6 patents
US6641942B1Nov 4, 2003

Solid-state energy storage module employing integrated interconnect board

3M INNOVATIVE PROPERTIES CO42 citations95
US6146778ANov 14, 2000

Solid-state energy storage module employing integrated interconnect board

3M INNOVATIVE PROPERTIES CO48 citations95
US6104967AAug 15, 2000

Fault-tolerant battery system employing intra-battery network architecture

3M INNOVATIVE PROPERTIES CO121 citations95
US9481424B2Nov 1, 2016

Compact scroll fan assembly

3M INNOVATIVE PROPERTIES CO19 citations91
US6797018B2Sep 28, 2004

Solid-state energy storage module employing integrated interconnect board

3M INNOVATIVE PROPERTIES CO11 citations73
US6100702AAug 8, 2000

In-situ fault detection apparatus and method for an encased energy storing device

3M INNOVATIVE PROPERTIES CO9 citations72

MINNESOTA MINING & MFG

2 patents
US5952815ASep 14, 1999

Equalizer system and method for series connected energy storing devices

MINNESOTA MINING & MFG424 citations98
US5602739AFeb 11, 1997

Vehicle tracking system incorporating traffic signal preemption

MINNESOTA MINING & MFG234 citations93

HAGEN RONALD A

1 patent
US9127691B2Sep 8, 2015

Compact scroll fan assembly

HAGEN RONALD A23 citations88