To get more information about patents, you can go to the web pages of the United States Patent and Trademark Office. Full-text representations are available from the USPTO Web Patent Data Bases. You can directly search by patent number.

• Efficient, Rate-Based Multiaccess Control, U.S. Patent 5,274,644 issued December 12, 1993 (with Arthur W. Berger and Rodolfo A. Milito).

• Efficiently Providing Multiple Grades of Service with Protection Against Overloads in Shared Resources, U.S. patent 5,719,854 issued February 17, 1998 (with Gagan L. Choudhury and Kin K. Leung).

• Systems and Methods for Estimating a Blocking Probability, U.S. Patent 5,805,681 issued September 8, 1998 (with Rayadurgam Srikant).

• Resource Sharing for Book-Ahead and Instantaneous-Request Calls, U.S. Patent 5,878,026 issued March 2, 1999 (with Albert Greenberg and Rayadurgam Srikant).

• Method for Determining Server Staffing in Management of Finite Server Queueing Systems, U.S. Patent 5,923,873 issued July 13, 1999 (with William A. Massey).

• Method and Apparatus for Predicting Queueing Delays, U.S. Patent 6,023,681 issued February 8, 2000.

• Traffic Management in Packet Communication Networks Having Service Priorities and Employing Effective Bandwidths, U.S. Patent 6,160,818 issued December 12, 2000 (with Arthur W. Berger).

• Dynamic Staffing of Telephone Call Centers to Provide Substantially Zero-Delay Service, U.S. Patent 6,330,326 issued December 11, 2001.

• Method for Preventing Overload Condition in a Circuit Switched Arrangement, U.S. Patent 6,987,848 issued January 17, 2006. (with Gagan L. Choudhury, Alan E. Kaplan and Vaidyanathan Ramaswami).

• Contact-Center Routing Based on Incentives and/or Agent Preferences, filed January 14, 2005 (with Michael E. Sisselman), Application Number 20060153356.

• Contact-Center Routing Based on Games or Contests Involving the Agents, filed February 15, 2005 (with Michael E. Sisselman), Application Number 20060182258.

• A Staffing Algorithm with Skill-Based Routing, provisional patent application filed April 11, 2005 (with Rodney B. Wallace).