U.S. Patent Portfolio

Number of U.S. Patents Issued/Allowed

2000

300

350

400

450

0

50

100

150

200

250

1988

1989

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

500

600

550

650

12/31/01

700

750

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Our patent portfolio is an extremely important asset. It is the technology and application innovation that sits behind all of our product and system deliveries.

The shape of this chart almost foretold the profile of our revenues in the late 1990s and into 2000. We will present more about the historic growth of sales and profits at the end of the presentation.