1

2002

"Standoff Distance Variation Compensator and Equalizer." U.S. Patent No. 6,462,561, with L. Brown, N. Qaddoumi and T. Bigelow.

2

1999

"Microwave Thickness Measurement and Apparatus." U.S. Patent No. 6,005,397, with S. Bakhtiari.

3

1999

"Strength-Related Testing of Concrete Using Microwave Signals." U.S. Patent No. 5,939,889, with P.S. Nowak.

4

1998

"Microwaves Used for Determining Fatigue and Surface Crack Features on Metal Surfaces" U.S. Patent No. 5,748,003, with C.Y. Yeh, S.I. Ganchev and C. Huber.

5

1996

"Calibrated Microwave Dielectric Coating Thickness Gauge." U.S. Patent No. 5,539,322, with S.I. Ganchev.

6

1993

"Microwave Steel Belt Location Sensor for Tires." U.S. Patent No. 5,216,372. Also awarded in South Africa, Patent No. 92/5652, and Australia, Patent No. 648005, with S. Bakhtiari.