PROTON ONSITE

Building Construction and Repair

Owner

PROTON ENERGY SYSTEMS, INC.

—
PROTON ONSITE

Environmental Control Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Jun 12, 2012
PROTON ONSITE

Environmental Control Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Jun 12, 2012
STABLE FLOW

Machinery

Owner

PROTON ENERGY SYSTEMS, INC.

Apr 8, 2008
STABLE FLOW HYDROGEN CONTROL SYSTEM

Machinery

Owner

PROTON ENERGY SYSTEMS, INC.

Apr 8, 2008
PROTON

Environmental Control Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Mar 25, 2003
H2GO

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Dec 7, 2004
FUELGEN

Environmental Control Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Oct 25, 2005
FUEL FOR FUEL CELLS

Machinery and 2 other

Owner

PROTON ENERGY SYSTEMS, INC.

—
THE POWER OF INDEPENDENCE

Machinery and 2 other

Owner

PROTON ENERGY SYSTEMS, INC.

Jul 29, 2003
POWER ON DEMAND

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

—
PROTON ENERGY SYSTEMS

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Jan 15, 2002
HYDROGEN BY WIRE

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Jul 29, 2003

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Oct 1, 2002
UNIGEN

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Aug 24, 1999
HOGEN

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Apr 20, 1999
PROTON

Electrical and Scientific Apparatus

Owner

PROTON ENERGY SYSTEMS, INC.

Nov 17, 1998