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Henry (Hank) Michaels Beisner

Mr. Beisner

Henry (Hank) Michaels Beisner, 86, of Gaithersburg, Maryland, passed away Tuesday, Aug. 7, 2018.

Hank was a loving husband for 60 years of Judith Grimes Beisner; devoted brother of Christine Schliemann (Ulrich); dedicated father of Amy Harroff (Craig) and William Beisner (Patti); beloved grandfather of Roland Berger (Gabriella), Kiedel Harroff, Brooke Beisner and Nicole Beisner; and new great-grandfather of Maya Berger.

He was preceded in death by his two brothers, John (Pat) and James (Libby) Beisner.

Hank grew up in Tiffin. He earned a bachelor’s degree (summa cum laude) in 1955, a master’s degree in physics in 1960, and doctoral degree in physics from Ohio State University, Columbus, in 1961. His first job in 1955 was as a senior engineer with IBM in Poughkeepsie, New York. In 1959, he was awarded a National Science Foundation Fellowship and an IBM fellowship, which paid his full salary while he pursued graduate studies. In 1962, he was transferred to the Physical Sciences Department, Center for Exploratory Studies, IBM Federal Systems Division, in Gaithersburg, Maryland. While at IBM, his work included systems analysis associated with various ballistic missile defense system and studies concerning the application of decision theory and dynamic programming in the design and evaluation of real-time digital control systems. In 1992, he began working with the U.S. Defense Department, making critical contributions to the Global Positioning System, resulting in multiple patents and related awards for “The Theory of GPS Atomic Clock Performance” and “Description of Earth Motion for GPS.” In 1995, he started his own scientific and engineering consulting company, Paradeigma Inc. and continued to consult well into his 70s.

He authored several papers in the fields of physics and computers and has made a number of invention disclosures on adaptive devices. He was a member of the American Physical Society, Association for Computing Machinery, Sigma Pi Sigma, Pi Mu Epsilon and Tau Beta Pi, and was past associate editor of Pattern Recognition, the journal of the Pattern Recognition Society. He will be remembered for his love of science and philosophy, the study of theories related to the functioning of the universe, and his contributions to the development of the modern GPS.

A memorial service will begin at 1 p.m Saturday, Aug. 18, 2018, at Faith United Methodist Church, 6810 Montrose Road, Rockville, MD.

In lieu of flowers, memorial donations can be made to Faith United Methodist Church, 6810 Montrose Rd. Rockville, MD 20852.