John Alexander Hopps was born on 1919-05-21.
John Alexander Hopps was born on 1919-05-21.
John Hopps is a medical researcher from Canada who is noted as inventing the artificial pacemaker. There are several places on the internet with information and pictures of John Hopps. One site is MSN that has an article and photo of him.
John Hopps died in 2004.
Vicki Hopps was born in 1970, in UK.
John Ridley - inventor - was born in 1806.
John Walker - inventor - was born in 1781.
John Austin - inventor - was born in 1752.
John Deane - inventor - was born in 1800.
John Wall - inventor - was born in 1932.
John Taylor - inventor - was born in 1933.
Walter Hoppe was born in 1917.