George Grant, an avid golfer, was also interested in the physics of golfing. He set about to improve the game of golf and as a result he received U.S. patent No. 638,920 on December 12, 1899 for an improved golf tee.George Grant was also recognized internationally for his invention of the oblate palate, a prosthetic device he designed for treatment of the cleft palate.
Dr. George Grant graduated from Harvard Dental School in 1870. He was one of two African American to first graduate from Harvard Dental school, where he later taught.