RD

Ralf Dreibholz

ZA Zf Friedrichshafen Ag: 61 patents #13 of 2,695Top 1%
BMW: 1 patents #2,164 of 5,361Top 45%
📍 Meckenbeuren, DE: #1 of 95 inventorsTop 2%
Overall (All Time): #36,880 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
11397191 Gradient determination for measuring rotational speeds Andreas Wendzel 2022-07-26
11300202 Device for moving a shifting element, and transmission Matthias Reisch, Jürgen Wafzig 2022-04-12
9748040 Electronic control device for controlling actuators Matthias Reisch 2017-08-29
RE46242 Device for actuating a gearwheel, which is designed as a loose wheel, of a transmission device Mark Mohr, Matthias Reisch 2016-12-20
9470329 Device for controlling a flow of coolant and/or lubricating oil Matthias Reisch 2016-10-18
9217506 Actuation device for actuating switching elements Matthias Reisch 2015-12-22
9182013 Power-shiftable transmission Gerhard Gumpoltsberger, Bernhard Sich, Matthias Reisch, Manuel Goetz, Mark Mohr +2 more 2015-11-10
9032823 Dual clutch transmission designed as reduction gearing Juergen Wafzig, Michael Wechs, Markus Renninger, Thomas Rosemeier, Johannes Kaltenbach +1 more 2015-05-19
9021906 Double clutch transmission having a layshaft design Juergen Wafzig, Michael Wechs, Markus Renninger, Thomas Rosemeier, Johannes Kaltenbach +1 more 2015-05-05
8851260 Positively engaging shifting element which can be hydraulically or pneumatically actuated Matthias Reisch, Gerhard Gumpoltsberger, Mark Mohr, Manuel Gotz 2014-10-07
8794415 Positively engaging shifting element which can be hydraulically or pneumatically actuated Matthias Reisch, Gerhard Gumpoltsberger, Peter Ziemer, Mark Mohr, Manuel Gotz 2014-08-05
8733195 Actuating assembly for a centrally syncronised dual-clutch transmission Eckhardt Luebke, Matthias Reisch, Juergen Wafzig 2014-05-27
8578801 Load-shiftable parallel shift transmission and double clutch transmission Gerhard Gumpoltsberger, Matthias Reisch, Mark Mohr 2013-11-12
8453531 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2013-06-04
8393238 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger, Markus Maier 2013-03-12
8388492 Method for determining states of hybrid drive train of a vehicle Johannes Kaltenbach, Stefan Wallner, Friedrich Tenbrock 2013-03-05
8365624 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2013-02-05
8359938 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2013-01-29
8342050 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2013-01-01
8245590 Device for transmitting a torque Matthias Reisch, Mark Mohr, Gerhard Gumpoltsberger 2012-08-21
8245589 Device for actuating a gearwheel, which is designed as a loose wheel, of a transmission device Mark Mohr, Matthias Reisch 2012-08-21
8230751 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2012-07-31
8219292 Method for blocking inadmissible gear shifts in a transmission and shift assembly for a transmission Andreas Fuessl, Matthias Reisch 2012-07-10
8171813 Dual clutch transmission Gerhard Gumpoltsberger, Juergen Wafzig, Matthias Reisch, Wolfgang Rieger 2012-05-08
8142332 Transmission device and method for operating a vehicle drivetrain Matthias Reisch 2012-03-27