KNIGHT AMERICAN PATENTS COMPAN innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	15
#2	Canada	6

#	Industry
#1	Engines, pumps and turbines
#2	Machines
#3	Mechanical elements
#4	Transport
#5	Electrical machinery and energy

#	Technology
#1	Cylinders for combustion engines
#2	Cyclically operating valves
#3	Unspecified technologies
#4	Parachutes
#5	Special machines
#6	Cooling of machines
#7	Spark gaps and corona devices
#8	Pistons and sealings
#9	Lubricating
#10	Internal-combustion piston engines

#	Name	Total Patents
#1	Knight Charles Y	17
#2	Porter Finley R	4

Publication	Filing date	Title
US1722635A	1922-10-06	Multiple piston
US1769225A	1922-10-06	Sleeve valve
US1750320A	1922-10-06	Metallic packing and method of construction
US1741994A	1922-02-18	Internal-combustion engine
US1650363A	1921-12-22	Cylinder-head construction
US1593903A	1921-12-22	Explosive engine
US1610314A	1921-02-07	Internal-combustion engine
US1759510A	1919-04-30	Piston for motors
US1575692A	1919-03-03	Water-cooling system
US1547173A	1918-10-17	Propelling mechanism for aeroplanes and the like
US1350815A	1918-10-17	Ignition mechanism for internal-combustion engines
US1370454A	1918-06-27	Internal-combustion engine
US1465560A	1917-01-11	Internal-combustion engine
US1481024A	1916-09-19	Flying machine
US1488894A	1916-09-16	Propeller for flying machines
CA252620A	None	Internal combustion engine
CA251528A	None	Multiple piston
CA251527A	None	Piston for motors
CA255166A	None	Cylinder head
CA253066A	None	Explosive engine