WW

Wilhelmus Johannes Maria Van Wijk

Robert Bosch Gmbh: 6 patents #2,998 of 19,740Top 20%
VB Van Doorne'S Transmissie B.V.: 5 patents #13 of 89Top 15%
Overall (All Time): #511,750 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
9829091 Continuously variable transmission with a hydraulic control system Lucas Hubertus Johannes Römers 2017-11-28
9316239 Hydraulic control system in a continuously variable transmission 2016-04-19
8118707 Method for controlling a belt-type continuously variable transmission and a friction clutch in a vehicular drive line Arjen Brandsma, Antonius Adrianus Helena Maria Van Dongen 2012-02-21
6682451 Hydraulic control for a continuously variable transmission Joachim Luh 2004-01-27
6623387 Hydraulic controller for a continuously variable transmission Joachim Luh 2003-09-23
6517455 Continuously variable transmission with an electro-hydraulic control system and method for operating such transmission Hendrikus Adrianus Arnoldus Wilhelmina Pelders 2003-02-11
5971876 Hydraulic emergency control for changing hydraulic oil pressure in the hydraulic conical pulley axial adjustment mechanism of a continuously variable transmission for varying the clamping force ratio Ewald Spiess, Hans Haecker, Joachim Luh, Peter Baeuerle, Rine Pelders 1999-10-26
5937729 Hydraulic emergency control for transmission ratio-dependent variation of the hydraulic oil pressure in the hydraulic conical pulley axial adjustment mechanisms of a continuously variable transmission Ewald Spiess, Hans Haecker, Joachim Luh, Peter Baeuerle, Rine Pelders 1999-08-17
5885186 Continuously variable transmission Wilhelmus Cornelus Waltherus Maria Roovers, Chi Chung Choi, Bastiaan A. d'Herripon, Emery F. M. Hendriks 1999-03-23
4861318 Control of an infinitely variable transmission of a vehicle Coenraad H. van Beek 1989-08-29