PIV DRIVES GMBH innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	EPO (European Patent Office)	14
#2	Germany	11
#3	United States	4
#4	Canada	2
#5	Australia	1
#6	Japan	1
#7	WIPO (World Intellectual Property Organization)	1
#8	South Africa	1

#	Technology
#1	Gearing
#2	Unspecified technologies
#3	Transport or storage devices
#4	Clutches and brakes
#5	Vehicle transmission mounting
#6	Harvesting
#7	Planting
#8	Crop agriculture
#9	Paper-making machines
#10	Calendars

Publication	Filing date	Title
DE102009023449A1	2009-05-30	Shaft-hub connection with polygonal profile
DE102007061028A1	2007-12-18	Infinitely adjustable cone pulley transmission with traction mechanism
DE102006035264A1	2006-07-29	Hydraulically controlled conical-pulley transmission
DE102004063483A1	2004-12-23	Continuously adjustable cone pulley transmission
DE102004054126B3	2004-11-08	Drive unit of a paper making roll apparatus comprises a connecting rod supported by camp arranged within a wave in radial direction that is rotations fest to a cylinder device lying in a building area
DE102004045314A1	2004-09-17	Commercial vehicle with continuously variable drive and / or PTO drive
DE102004003392A1	2004-01-23	Method for operating a drive train
DE102004003391A1	2004-01-23	Hydraulically controlled conical-pulley transmission
DE102004003393B3	2004-01-23	Conveyor gear with backstop
EP1384922A2	2003-07-25	Drive system with a CVT-Transmisssion for heavy vehicle
DE10331470A1	2003-07-11	Stepless adjustable bevel gear with torque sensor
DE10232804A1	2002-07-19	Agricultural machine with continuously variable bevel gear
EP0999032A1	1999-11-03	Transmission for twin screw extruder