HADFIELD ROBERT A innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	28

#	Industry
#1	Materials and metallurgy
#2	Civil engineering
#3	Weapons
#4	Electrical machinery and energy
#5	Machines
#6	Furniture and games

#	Technology
#1	Metal tempering
#2	Alloys
#3	Machines for making railways
#4	Armour
#5	Games
#6	Magnets and transformers
#7	Pig-iron processing
#8	Explosive charges

#	Name	Total Patents
#1	Hadfield Robert A	28
#2	Jack Alexander G M	1

Publication	Filing date	Title
US2227932A	1939-04-29	Game
US1012845A	1910-05-06	Process of improving certain magnetic qualities of a magnetic body.
US863063A	1906-10-18	Gun-house and the like.
US1061373A	1906-07-05	Process of making alloys.
US836757A	1906-07-05	Process of improving the magnetic qualities of iron-silicon-manganese alloys.
US836760A	1906-07-05	Method of making magnetic materials.
US836758A	1906-07-05	Magnetic alloy.
US836761A	1906-07-05	Method of making magnetic materials.
US836756A	1906-07-05	Magnetic alloy.
US836755A	1906-07-05	Process of improving certain magnetic qualities of a magnetic body.
US836759A	1906-07-05	Method of making magnetic materials.
US834904A	1906-04-14	Manufacture or treatment of steel armor-plates.
US836754A	1906-02-27	Process of improving the magnetic qualities of iron-silicon alloys.
US831858A	1905-10-18	Manufacture of armor-plates.
US802188A	1905-06-28	Method of treating steel armor-plates, &c.
US811715A	1905-04-19	Gun-shield.
US789853A	1905-02-06	Cast-steel railway-crossing.
US767110A	1904-06-18	Method of making magnetic materials.
US911237A	1903-08-27	Railway-rail.
US791189A	1903-08-19	Manufacture of manganese-steel rails or shapes.