HAHN WILLI GMBH innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	Germany	17
#2	EPO (European Patent Office)	7
#3	WIPO (World Intellectual Property Organization)	4
#4	Taiwan	3
#5	United States	2
#6	Australia	1
#7	Canada	1
#8	Japan	1

#	Industry
#1	Machine tools
#2	Machines
#3	Mechanical elements
#4	Electrical machinery and energy

#	Technology
#1	Tools for connecting or disengaging
#2	Handles for hand implements
#3	Workshop equipment
#4	Unspecified technologies
#5	Blasting
#6	Clutches and brakes
#7	Unspecified technologies
#8	Percussive tools
#9	Electrically-conductive connections

Publication	Filing date	Title
DE10143181A1	2001-09-04	Device for limiting the torque that can be transmitted by a screwing tool
DE10143182A1	2001-09-04	Device for limiting the torque that can be transmitted by a screwing tool
EP1122032A2	2000-12-23	Chuck for the ends of shafts of tool inserts, in particular screwdriver bits
WO0053376A1	2000-03-01	Holder for a pin spanner
CA2243315A1	1998-07-16	Screwdriver
WO9831510A1	1998-01-19	Turning tool
DE19744534A1	1997-10-09	Operating tool
DE19727187A1	1997-06-26	Device for screwing or drilling tools
DE19720139C1	1997-05-14	Screwdriver fastener drive tip
DE19707954A1	1997-02-27	turning tool
DE19701406A1	1997-01-17	Turning tool system
DE19606366C1	1996-02-21	Screwing tool with grip
DE4447503A1	1994-01-18	Hand tools, in particular screwing tools
DE4339991A1	1993-11-24	Screwdriver bit
EP0597216A1	1993-09-20	Hand-operated screwdriver
DE4303891A1	1993-02-10	Screwdriver bit
DE4300688A1	1993-01-13	Manual screwdriver
DE4221982A1	1992-07-04	Hammer, especially soft hammer
EP0483703A1	1991-10-26	Chuck for tool inserts, particularly for screwdriver bits
DE4123445A1	1991-07-16	Tool for unscrewing damaged socket head screws - has sharp edged hexagonal end which is driven into socket head and allows screw to be turned with spanner