RICH TOOL COMPANY innovation strategy

Patent filings in countries

#	Industry
#1	Machines
#2	Engines, pumps and turbines
#3	Machine tools
#4	Materials and metallurgy
#5	Electrical machinery and energy

#	Technology
#1	Unspecified technologies
#2	Cyclically operating valves
#3	Making forged metal products
#4	Metal-working
#5	Unspecified technologies
#6	Casting metal
#7	Electrically-conductive connections
#8	Handles for hand implements
#9	Special machines
#10	Alloys

Publication	Filing date	Title
US1898814A	1927-07-09	Process of making tappets
US1823454A	1927-03-18	Method of making a valve
US1735865A	1926-09-28	Internal-combustion engine
US1826544A	1926-01-11	Blank and process for making valve tappets
US1658925A	1925-12-26	Valve and method of making same
US1726353A	1925-01-02	Valve
US1688423A	1924-12-20	Method of making valves
US1826543A	1924-07-09	Composite metal article and process of making the same
US1826549A	1924-07-09	Process of making composite valves
US1525700A	1923-04-12	Casting machine
US1525547A	1922-10-23	Motor valve and method for making the same
US1511833A	1922-09-13	Composite poppet valve and process of making the same
US1633331A	1922-09-09	Roller tappet for poppet valves and method of making the same
US1519683A	1922-08-28	Demountable rim
US1826542A	1922-05-12	Poppet valve and process of making same
US1660925A	1922-01-03	Motor valve and alloy steel therefor
US1438597A	1921-08-08	Gas-engine valve
US1399414A	1920-02-24	Hardened steel tool
US1185825A	1915-09-30	Piston.
US1168551A	1915-05-15	Piston.