Twenty patents were awarded to Utah inventors on June 10, including:

Imaging table leveling system. Stephen James Brown, West Valley City; Jeffrey Wayne Pattee, Salt Lake City; Robert William Odell, North Salt Lake City. Assigned to GE Medical Systems Global Technology Co. LLC, Waukesha, Wis. Filed Oct. 17, 2000. Patent No. 6,574,808.

High-frequency thermoacoustic refrigerator. Orest G. Symko and Obdel-Rahman Ehab, both of Salt Lake City; DeJuan Zhang, Beijing, China; Thierry Klein, Saint Martin d'Heres, France. Assigned to University of Utah, Salt Lake City. Filed July 2, 2001. Patent No. 6,574,968.

Analog position ratchet mechanism. M. Todd Mitchell, Layton. Filed March 25, 2002, a continuation-in-part of patent no. 6,367,354, filed Sept. 8, 2000, which is a continuation-in-part of Patent No. 6,267,027, filed March 22, 2000, which is a continuation-in-part of Patent No. 6,055,888, filed April 23, 1998. Patent No. 6,575,058.

Docking slip guide. Douglas C. Nelson, Orem. Filed Nov. 27, 2001. Patent No. 6,575,110.

Hydraulically and volumetrically dispensing and filling fluid. Scott C. Peeler; Brian W. Guest, Farmington. Assigned to Zaxis Inc., Salt Lake City. Filed March 12, 2002, a continuation-in-part of Application No. 10/016,970, filed Dec. 14, 2001. Patent No. 6,575,331.

System and method and method for seam profile minimization for an inflatable curtain. Travis B. Hess, Farr West; Kurt E. Kottke, Bountiful. Assigned to Autoliv ASP Inc., Ogden. Filed May 24, 2001. Patent No. 6,575,496.

Endodontic instruments adapted to provide variable working lengths and related methods for using the instruments. Francesco Riitano, Soverato, Italy; Dan E. Fischer, Sandy. Assigned to Ultradent Products Inc., South Jordan. Filed Aug. 16, 2000, a continuation-in-part of Application No. 09/425,849, filed Oct. 22, 1999, now abandoned. Patent No. 6,575,747.

Fluid delivery device and associated method. Ashok V. Joshi, Salt Lake City. Assigned to Microlin LC, Salt Lake City. Feb. 20, 2001. Patent No. 6,575,961.

Bicarbonate conversion in a carbonate monohydrate process. William C. Copenhafer, Yardley, Pa.; Thomas H. Neuman, Salt Lake City. Assigned to FMC Wyoming Corp., Princeton, N.J. Filed June 13, 2001. Patent No. 6,576,206.

Ectoparasite saliva proteins and apparatus to collect such proteins. Eric R. Weber and Shirley Wu Hunter, both of Fort Collins, Colo.; Glenn Robert Frank, Wellington, Colo.; Lynda Wallenfels, St. George. Assigned to Heska Corp., Fort Collins, Colo. Filed Aug. 27, 1998, claiming priority to International Patent Application No. PCT/US97/18669, filed Oct. 15, 1997, and to International Patent Application No. PCT/US97/05959, filed April 10, 1997, which claims priority to U.S. Patent No. 5,840,695, filed April 10, 1996. Patent No. 6,576,238.

Cactus fruit drinks and food products. Jau-Fei Chen, Orem. Assigned to E Excel International, Springville. Filed April 23, 1999. Patent No. 6,576,286.

Micro-lithographic method and apparatus using three-dimensional mask. Stephen C. Jacobsen and David L. Wells, both of Salt Lake City. Assigned to Sarcos Investments LC. Filed June 29, 2000. Patent No. 6,576,406.

Assay procedure using fluorogenic tracers. Ai-Ping Wei, Woodbury, Minn.; James N. Herron, Salt Lake City. Assigned to University of Utah Research Foundation, Salt Lake City. Filed July 10, 1997, a continuation of Application No. 08/484,563, filed June 7, 1995, now abandoned, and a continuation-in-part of Application No. 08/096,338, filed July 23, 1993. Patent No. 6,576,419.

Trench MOSFET formed using selective epitaxial growth. Gordon K. Madson and Joelle Sharp, both of Herriman. Assigned to Fairchild Semiconductor Corp., South Portland, Maine. Filed Feb. 6, 2002, a division of Patent No. 6,391,699, filed June 5, 2000. Patent No. 6,576,954.

Method of creating a telephone data capturing system. Curtis M. Peterson and Richard G. Mann, both of Centerville. Assigned to iQuest Technologies Inc., Draper. Filed Oct. 8, 1999. Patent No. 6,577,713.

Method for dynamic validation of a distributed database segment which yields a suitable successor. Kent D. Barker, South Jordan. Assigned to Novell Inc., Provo. Filed Jan. 14, 2000. Patent No. 6,578,035.

Dual-power switching network system for isolating between different power supplies and applying appropriate power supply to a connected peripheral device. Michael C. Burnside, South Weber. Assigned to Iomega Corp., Roy. Filed Feb. 4, 2000. Patent No. 6,578,152.

Method for detecting transient write errors in a disk drive having a dual transducer slider. John R. Stokes, Ogden; Michael Dickson, Benson; Yiping Ma, Layton; Thomas Wilke, Boulder, Colo. Assigned to Iomega Corp., Roy. Filed July 12, 2000. Patent No. 6,578,164.

Endian-neutral loader for interpretive environment. Phillip M. Adams, Salt Lake City. Assigned to Novell Inc., Provo. Filed July 17, 1998, claiming priority to Provisional Application No. 60/079,185, filed March 23, 1998. Patent No. 6,578,193.

The ornamental design for a combination mixer and blender. Leslie L. Black, West Valley. Filed Aug. 16, 2002. Design Patent No. D475,572.

Karl R. Cannon is a partner in the law firm of Clayton, Howarth & Cannon, P.C., specialists in patent, trademark and copyright law. He may be contacted at 1-801-255-5335 or by e-mail at Copies of patents are available by mail for $3 each from U.S. Patent and Trademark Office, Box 9 (Copy Sales), Washington, DC 20231; by credit card via telephone 1-703-308-9726 or toll free 1-800-972-6382; facsimile 1-703-305-8759; or e-mail Patents can also be viewed and printed free of charge from several Internet sites, including or