Inventor
BLIVEN DAVID
US2 patents
Patents
2 patentsUS7316855B2Jan 8, 2008
Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device
POLYFUEL INC24 citations89
US7005206B2Feb 28, 2006
Fuel cell assembly for portable electronic device and interface, control, and regulator circuit for fuel cell powered electronic device
POLYFUEL INC39 citations89