JOHNSON ROY W innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	39
#2	Canada	3

#	Industry
#1	Thermal processes
#2	Machines
#3	Mechanical elements
#4	Control
#5	Electrical machinery and energy
#6	Measurement

#	Technology
#1	Unspecified technologies
#2	Burners
#3	Venting or aerating devices
#4	Domestic stoves
#5	Systems controlling non-electric variables
#6	Controlling combustion
#7	Non-portable lighting devices
#8	Measuring volume
#9	Indexing scheme for uses of lighting devices
#10	Refrigerators

#	Name	Total Patents
#1	Johnson Roy W	42

Publication	Filing date	Title
US3148301A	1960-06-03	Vehicle headlight
US2643061A	1950-02-09	Fuel control
US2589089A	1949-05-05	Motor control system for fuel pumps
US2552633A	1947-12-26	Liquid fuel supply device
US2552632A	1947-09-08	Fuel flow control device
US2498426A	1947-03-24	Catadioptric reflex reflecting lens
US2603139A	1946-10-21	Rotary tilling apparatus
US2445069A	1944-10-20	Liquid fuel flow control device
US2440405A	1944-08-31	Combustion responsive fuel control
US2496214A	1944-07-08	Pilot fuel flow control
US2355870A	1941-04-26	Oil control device
US2311110A	1940-12-09	Valve
US2293903A	1940-11-12	Compensating valve actuating mechanism
US2378483A	1940-08-12	Burner control
US2359992A	1940-08-04	Manually settable three-positioning metering valve
US2274145A	1940-07-22	Temperature compensating metering valve
US2317063A	1940-04-04	Conversion oil control device
US2309770A	1940-02-03	Constant level device
US2341785A	1940-01-12	Dual oil control device
US2211210A	1940-01-02	Toilet paper roll cabinet