Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

Jun 11, 2002

Electrical and Scientific Apparatus and 2 other

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus and 2 other

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

Feb 27, 2001

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

Aug 8, 2000

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES INC.

—

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

Oct 31, 1995

Electrical and Scientific Apparatus

Owner

SIMULATION SCIENCES, INC.

—

Computer and Scientific

Owner

SIMULATION SCIENCES INC.

Jul 1, 1986

Computer and Scientific

Owner

SIMULATION SCIENCES INC.

Oct 29, 1985