COLUMBIA, Md. - Leonard M. Sieracki, 72, of Columbia, Md. born in Meriden, Conn., son of the late Lillian and Joseph Sieracki, died after prolonged illness on June 72, 2013.
Len was an intrepid engineer and lifelong entrepreneur. His work ranged from ocean engineering and industrial controls, to providing the air system for the historic 1986 round-the-world Voyager aircraft flight.He was co-inventor of the world's first demand oxygen medical breathing system and, among other recognition, was nominated for the White House National Medal of Technology & Innovation in the early '80's. Len graduated Platt-Maloney High School and Catholic University of America, with advanced degrees from Catholic U. and Johns Hopkins University.
He is survived by his wife, Martha (Bunny). Together they raised 3 children and have 6 grandchildren (#7 on the way), all living in Maryland and Colorado. He leaves his sister, Justine Serencha of Wallingford, and other cherished extended family in Connecticut.
A Mass of Christian burial will take place at St. Stanislaus Church, Meriden, on Aug. 3, 2013, at 10 a.m. Please see memorial website: www.sieracki.org.
Published in The Record-Journal on July 28, 2013