RAY WILLIAM A innovation strategy

Patent filings in countries

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

#	Technology
#1	Unspecified technologies
#2	Venting or aerating devices
#3	Controlling combustion
#4	Systems controlling non-electric variables
#5	Electric switches
#6	Measuring temperature
#7	Semiconductor devices
#8	Control or regulating systems
#9	Magnets and transformers
#10	Unspecified technologies

Publication	Filing date	Title
US4909278A	1986-09-08	Gas flow control system with pilot gas booster
US4622999A	1985-06-17	Gas flow control system with pilot gas booster
US4339741A	1980-10-31	Thermally actuated time delay switch
US4092177A	1976-08-18	Thermopile construction
US4025283A	1976-03-18	Electrical ignition systems for gas fired equipment
US2718919A	1952-05-15	Rotary oil-burner
US2656821A	1946-06-24	Steam generator
US2604079A	1945-05-07	Heat engine having an electrically actuated valve mechanism
US2383735A	1943-04-02	Rectifier
US2387409A	1943-03-10	Mounting means for electrical parts
US2384696A	1943-02-01	Control system
US2372853A	1943-01-18	Electromagnetically operated valve
US2381080A	1942-12-05	Electromagnetic relay
US2382664A	1942-11-23	Electromagnetic operator
US2357609A	1942-10-30	Control system
US2375870A	1942-10-19	Control system
US2367524A	1942-10-19	Fluid control valve
US2355894A	1942-09-04	Refrigerating system
US2358828A	1942-08-27	Electromagnetic operator
US2339353A	1942-06-16	Fluid control valve