Helmut Degen was born in 1911.
Helmut Degen has written: 'UX best practices' -- subject(s): Strategic planning, Consumer satisfaction, Success in business
Søffren Degen died in 1885.
Günther Degen died on 1945-03-13.
Paul Degen died on 2007-05-30.
Árpád von Degen died in 1934.
Vince Degen died on August 22, 2005, in Los Angeles, California, USA.
Helmut Losch died in 2005.
Helmut Pniociński died in 1973.
Helmut Röpnack died in 1935.
Helmut Beckmann died in 2006.
Helmut Körnig died in 1973.