PURIFICATION SCIENCES INC innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	21
#2	Canada	11
#3	Norway	8
#4	Germany	7
#5	United Kingdom	7
#6	Japan	7
#7	Denmark	6
#8	France	5
#9	Sweden	5
#10	Switzerland	4
#11	Australia	3
#12	Brazil	3
#13	EPO (European Patent Office)	3
#14	Netherlands	3
#15	WIPO (World Intellectual Property Organization)	3
#16	Argentina	2
#17	Italy	1

#	Industry
#1	Materials and metallurgy
#2	Chemical engineering
#3	Electrical machinery and energy
#4	Engines, pumps and turbines
#5	Environmental technology
#6	Medical technology

#	Technology
#1	Non-metallic elements
#2	Chemical or physical processes
#3	Spark gaps and corona devices
#4	Internal-combustion piston engines
#5	AC and DC conversion devices
#6	Climate change mitigation in transportation
#7	Object sterilising
#8	Gas-turbine plants
#9	Hot gas positive-displacement engine plants
#10	Supplying combustion engines

Publication	Filing date	Title
DK211082A	1982-05-11	Korona reactor
US4326483A	1980-04-16	Internal combustion engine with oxidant manufacture
US4327688A	1980-04-16	Cylinder pressure control of fluid injection in an internal combustion engine
US4330732A	1980-03-14	Plasma ceramic coating to supply uniform sparking action in combustion engines
WO8000237A1	1979-07-18	Vehicle braking and kinetic energy recovery system
WO7901071A1	1979-05-14	Engine
WO8000170A1	1979-05-14	Engine system
US4240381A	1979-05-08	Internal combustion engine system
US4300486A	1979-04-13	Internal combustion engine system technical field
US4230075A	1978-12-26	Internal combustion engine
US4215659A	1978-11-16	Internal combustion engine
US4290268A	1978-09-15	Vehicle braking and kinetic energy recovery system
US4238925A	1978-09-11	Gas turbine system with oxygen vapor-fuel system
US4228659A	1978-05-22	Gas turbine system
CA1030101A	1977-11-02	Corona reactor core for dielectric liquid-immersed corona generator
CA1027067A	1976-12-13	Method for generating ozone
CA1027066A	1976-12-13	Method and apparatus for generating ozone
CA1030103A	1976-11-05	Dielectric liquid-immersed corona generator
JPS52131990A	1976-09-03	Method and apparatus for generating ozone
AU1438076A	1976-05-27	Corona generator