Helmbrecht William L.
Hinterberger David
Hof Urs J.
Holecek Frantisek
Houlihan John T.
Hozumi Yoshio
Hummel Herbert
James W. Richmond
Jamieson Brian W.
Jaquet S.a.
Jauch Heinz
John H. Bakelaar
John Preston Minton
John T. Swanson
Josam Walter P.
Joseph F. Gluth
Journe Francois-Paul
Jufer Marcel
Julius R. Rosenski
Junghans Uhren G.m.b.h.