JAFFA HARLEY STANLEY innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	24

#	Industry
#1	Machine tools
#2	Machines
#3	Measurement
#4	Mechanical elements
#5	Electrical machinery and energy
#6	Telecommunications

#	Technology
#1	Grinding or polishing devices
#2	Unspecified technologies
#3	Measuring length, angles and areas
#4	Making gears or toothed racks
#5	Unspecified technologies
#6	Shafts
#7	Accessories for machine tools
#8	Electric motor controls
#9	Transmission systems
#10	Thread cutting

Publication	Filing date	Title
US2360127A	1943-02-23	Crush-forming operation on grinding wheels
US2381051A	1942-08-14	Thread grinding machine
US2319544A	1942-01-29	Thread cutting tool
US2357192A	1942-01-29	Method of producing relief in screw threads
US2309313A	1941-03-11	Means for producing relief in screw threads
US2309312A	1941-01-06	Apparatus for forming or dressing the operative faces of grinding wheels
US2290045A	1941-01-06	Gauging of internal screw threads
US2250076A	1940-08-13	Gauge
US2223889A	1940-05-13	Ring gauge for splined work
US2248427A	1940-03-01	Tool for dressing grinding wheels
US2286409A	1939-10-02	Method of and means for forming or dressing grinding wheels used for form grinding
US2220647A	1939-07-17	Means for shaping and truing the operating surfaces of grinding wheels used for form grinding
US2220648A	1939-07-17	Profile generating mechanism
US2223888A	1939-07-17	Circular indexing mechanism
US2249898A	1939-07-17	Linear indexing mechanism
US2138739A	1935-11-21	Producing and/or finishing screw threads by grinding
US2098145A	1935-11-21	Method of grinding screw threads in shouldered work
US2060438A	1935-03-22	Grinding machine
US2047869A	1934-09-22	Grinding machine
US2060437A	1934-09-04	Electric motor control