(later Philips Research Laboratories Belgium) under the Philips director of research Hendrik Casimir in Eindhoven.
Casimir IV Jagiellon | Casimir III the Great | Toomas Hendrik Ilves | Hendrik Tollens | Hendrik Lorentz | Hendrik Conscience | John Casimir | Hendrik Casimir | Casimir Pulaski | Casimir III | Casimir Gzowski | John II Casimir Vasa | Jan Hendrik van Kinsbergen | Hendrik Verwoerd | Hendrik Van Riessen | Hendrik Lenstra | Hendrik Andriessen | Casimir IV | Casimir | Tony Hendrik | Saint Casimir | Pierre Louis Jean Casimir de Blacas | Jacobus Hendrik Pierneef | Hendrik Poinar | Hendrik Dreekmann | Hendrik de Meijer | George Hendrik Breitner | David Hendrik Chassé | Casimir V, Duke of Pomerania | Casimir I of Opole |
Among his students were Johannes Burgers, Hendrik Kramers, Dirk Coster, George Uhlenbeck and Samuel Goudsmit, who became famous for jointly proposing the concept of electron spin, Jan Tinbergen, Arend Rutgers, Hendrik Casimir, Gerhard Dieke, Dirk Struik, and Gerard Kuiper.