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HAROUTIUN K. KOUYOUMJIAN was a proflic inventor from Providence. KOUYOUMJIAN held 23 patents ranging from a coffee maker to automobile parts.

His patents were for mainly two different companies, Ward Leonard Electric Company and KEMCO Electric Manufacturing Company. He also registered a few Patents solely under his name.



Radio Broadcast April 1929



Providence Journal
November 8, 1931



Providence Journal
May 28, 1933





PATENTS


US1896316
ELECTRIC CONTROLLING APPARATUS

US1828900
ELECTRIC CONTROLLING APPARATUS

US1812299
ELECTRIC CONTROLLING APPARATUS

US1826890
ELECTRIC CONTROLLING APPARATUS

US1828054
ELECTRICAL CONTROLLING APARATUS

US1219562
ELECTRC FAN AND GENERATOR

US1042691
ELECTROMAGNET CONTROLLING DEVICE

US1024483
ELECTROMAGNET CONTROLLING DEVICE


US1835115
ELECTRIC CONTROLLING APPARATUS

US1860102
ELECTRIC CONTROLLING APPARATUS

US1219565
COMMUTATOR CONSTRUCT ON

US1219563
MOTOR-VEHICLE CONSTRUCTION

US1875020
ELECTRIC CONTROLLING APPARATUS

US983500
ELECTRIC REGULATOR

US1893289
ELECTRIC CONTROLLING APPARATUS

US1860543
ELECTRIC CONTROLLING APPARATUS

US1790271
MAGNET AND RELAY

US1830232
ELECTRIC CONTROLLING APPARATUS

US1219564
ELECTRIC GENERAOR

US1910172
ELECTRIC CONTROLLING APPARATUS

US1813409
ALTERNATING CURRENT CONTROLLING APPARATUS

US1831013
APPARATUS FOR HEATING LIQUIDS
COFFEE MAKING, AND THE LIKE