Cover photo for Leo Joseph Grosswiller Jr.'s Obituary
Leo Joseph Grosswiller Jr. Profile Photo
1932 Leo 2018

Leo Joseph Grosswiller Jr.

March 13, 1932 — June 15, 2018

Leo Joseph Grosswiller, Jr. passed away on June 15, 2018. Born March 13, 1932 in Massillon, Ohio. The son of Leo Joseph Grosswiller, Sr. and Lena (Geibel) Grosswiller Brewer. Leo was a proud Massillon Tiger, graduating from Washington High School in 1950. Leo served in the United States Army during the Korean War; after which, he earned a bachelor’s degree in Mechanical Engineering at the University of Cincinnati and then completed a post-graduate course at Carnegie-Melon Institute of Technology.

Leo was a member of Saint Louis Catholic Church in Louisville, Ohio. He retired from Diebold in 1998 after 42 years of service and secured 25 patents. Leo was Manager of Security Products for Diebold and inducted into the Inventor’s Hall of Fame in Akron. Leo also served on the prestigious Advisory Council of the Underwriters Laboratories for Security Products. His final assignment with Diebold was to design and install the case and vault that houses the Hope Diamond and the display that presents and secures the Declaration of Independence, Bill of Rights and the U.S. Constitution. His work is viewed by over a million people every year at the National Museum of Natural History and The National Archives Museum in Washington, D.C.

Survived by his wife of 57 years, Carole (Wise); children, Ken (Maria) Grosswiller of Louisville, Debbie (Jeff) Hiltbrand of Columbus, and Lisa (Doug) Rauch of Alexandria, KY; twelve grandchildren; and sister Carol (Ron) Tynan of Massillon.

Preceded in death by his parents, his step-father Earl Brewer; and his five sisters, Thelma, Delores, Jean, Leona. And Millie.

Leo was a devoted husband, father, and grandfather. He enjoyed life and taught us all to do the same. His motto, passed down from his father, was “Nothing Beats Fun”.

In lieu of flowers, donations can be made to the Boy Scouts of America, 2301 13th St. NW, Canton, Ohio 44708 ( or to Saint Louis Catholic Church.

Leo’s family will receive friends Tuesday, June 19th from 4-7 pm at the Paquelet-Falk Funeral Home in Louisville. A mass of Christian Burial will be Celebrated Wednesday, June 20th at 10:30 am at Saint Louis Catholic Church. Interment will follow in the parish cemetery.
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