RADIO INVENTIONS INC innovation strategy

Patent filings in countries

#	Industry
#1	Audio-visual technology
#2	Electrical machinery and energy
#3	Basic communication technologies
#4	Machines
#5	Textiles and paper
#6	Telecommunications

#	Technology
#1	Television
#2	Electrically-conductive connections
#3	Electric discharge tubes
#4	Unspecified technologies
#5	Loudspeakers and microphones
#6	Tuning resonant circuits
#7	Printing processes
#8	Amplifiers
#9	Transmission
#10	Magnets and transformers

Publication	Filing date	Title
US2319765A	1939-12-14	Electrolytic recording
US2266802A	1939-11-06	Synchronizing system
US2265779A	1939-09-14	Facsimile synchronizing device
US2281013A	1939-02-25	Electrolytic recording paper
US2239489A	1938-12-21	Facsimile apparatus
US2257918A	1938-12-09	Facsimile apparatus
US2202855A	1938-09-14	Facsimile recorder
US2234919A	1938-08-15	Facsimile synchronizing system
US2143081A	1937-08-19	Facsimile system
US2172398A	1936-11-20	Facsimile system
US2173113A	1936-09-25	Means and method for facsimile recording
US2111776A	1936-06-05	Recording paper system
US2114572A	1936-06-01	Cathode ray ture system
US2173141A	1935-07-16	Electrolytic recording paper
US2060825A	1934-08-03	Control of electron streams
US2212640A	1934-07-07	Cathode ray system
US2149292A	1934-06-16	Facsimile system
US2059077A	1933-11-07	Vacuum tube conductor and socket
US1991749A	1932-07-14	Glowlamp
US2058681A	1932-06-16	Television apparatus and method