RAY O VAC CO innovation strategy

Patent filings in countries

#	Industry
#1	Electrical machinery and energy
#2	Environmental technology
#3	Machines
#4	Audio-visual technology
#5	Basic communication technologies
#6	Packaging and shipping

#	Technology
#1	Batteries
#2	Reduction of greenhouse gas emissions
#3	Electrically-conductive connections
#4	Loudspeakers and microphones
#5	Unspecified technologies
#6	Unspecified technologies
#7	Portable lighting devices
#8	Special electric heating or lighting
#9	Containers for goods storage
#10	Generation of oscillations

Publication	Filing date	Title
US2816290A	1955-01-24	Pneumatic suspension for safety hat
US2786204A	1954-06-28	Adjustable suspension for helmets
US2798895A	1954-06-18	Point contact battery
US2802042A	1954-05-06	Dry cell
US2768229A	1953-08-31	Primary dry cell
US2803691A	1953-05-13	Dry cell construction
US2740823A	1952-10-25	Primary battery
GB709883A	1952-09-24	Improvements relating to electric primary batteries
ES205258A1	1952-09-04	A dry battery (Machine-translation by Google Translate, not legally binding)
DE1002419B	1952-09-03	Flat dry cells
US2745894A	1952-06-19	Primary dry cell
US2690503A	1952-03-28	Flashlight reflector assembly for prefocused lamp mounting
US2668868A	1951-09-05	Flat dry cell battery pack
US2671820A	1951-05-18	Combination jumper insulator
US2689877A	1951-04-19	Flat dry cell
DE1024594B	1950-07-08	Alkaline dry element consisting of an amalgamated zinc electrode and a positive electrode made of depolarizers with an overlapping cap-fold closure and process for its production
GB705501A	1950-07-05	Improvements relating to alkaline electric dry cells
US2659854A	1949-11-14	Power supply unit for high-speed flash
US2650945A	1949-07-08	Primary dry cell
DE913789C	1948-12-31	Electric primary or dry cell