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FOREST RADIO TELEPHONE AND TEL

Overview
  • Total Patents
    15
About

FOREST RADIO TELEPHONE AND TEL has a total of 15 patent applications. Its first patent ever was published in 1913. It filed its patents most often in United States. Its main competitors in its focus markets basic communication technologies, electrical machinery and energy and audio-visual technology are ARTHUR KENNETH MACRORIE, TERMAN FREDERICK E and JOHN SCOTT TAGGART.

Patent filings in countries

World map showing FOREST RADIO TELEPHONE AND TELs patent filings in countries
# Country Total Patents
#1 United States 15

Patent filings per year

Chart showing FOREST RADIO TELEPHONE AND TELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 De Forest Lee 11
#2 Gowen Robert F 1
#3 Logwood Charles V 1
#4 Veyne Logwood Charles 1
#5 De Forest Ler 1
#6 Garity William E 1

Latest patents

Publication Filing date Title
US1604986A Alternating-current generator
US1398372A Coil-mounting
US1525941A Radio signaling system
US1515152A Communication system for railway trains
US1348213A Radiotelephone system
US1437498A Oscillion
US1329758A Oscillating-current generator
US1680207A Radio signaling system
US1365157A Apparatus for use in telegraphy or telephony
US1507016A Radiosignaling system
US1348157A Apparatus for amplifying pulsating electric currents
US1554795A Radio signaling system
US1397575A Selective audion-amplifier
US1375447A Means for amplifying currents