J. Francis "Jack" Taylor Jr., 87, a retired Air Force major general and former Annapolis research executive who also was a past board chairman of the Anne Arundel Hospital Center, died of Aug. 29 at his home in San Antonio. He had Alzheimer's and Parkinson's diseases.

Gen. Taylor, who served in the military for 29 years, retired from active duty in 1965. Three years later, he joined Aeronautical Radio Inc. and ARINC/Research in Annapolis as vice president for planning. He later was elected president and chief operating officer of both companies, and he retired in the mid-1980s as the companies' board chairman and chief executive officer.

Gen. Taylor, who moved to San Antonio from Annapolis in 1987, was born in Indiana and graduated from Miami University in Ohio.

During World War II, he served with the Army Air Forces in Europe as a fighter unit staff officer. After the war, he worked on all-weather flying projects for the Air Force, became a plans officer at Air Force headquarters, and became staff director of the Air Navigation Development Board. He retired from active duty as commander of the Air Force Communications Service at Scott Air Force Base in Illinois.

His wife of 57 years, Mary Elizabeth "Bette" Taylor died in 1997. Survivors include three daughters, Mary Jo "Dodie" Vickers of Kalamazoo, Mich., Joan Frances Taylor of Durham, N.C., and Barbie Staples of Bethesda; three grandchildren; and two great-grandchildren.