Inventor

MATTHEWS DAN R

US5 patents

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

MERIDIAN DESIGN INC

2 patents

US7741806B2Jun 22, 2010

Magnetically attachable battery recharging

MERIDIAN DESIGN INC22 citations90

US7550089B2Jun 23, 2009

Floating ultraviolet water purification device

MERIDIAN DESIGN INC12 citations81

MATTHEWS DAN R

2 patents

US8872130B1Oct 28, 2014

UVC water purifier system and method

MATTHEWS DAN R39 citations88

US8564220B2Oct 22, 2013

Lighting device, lighting system, and method of use

MATTHEWS DAN R4 citations58

COPELAND HUGH D

1 patent

US9008907B2Apr 14, 2015

Intelligent vehicle power control system and method

COPELAND HUGH D7 citations80