WM

Willem Herman Masseling

AP Applied Power: 5 patents #12 of 150Top 8%
AC Actuant: 2 patents #50 of 173Top 30%
Overall (All Time): #737,235 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8939062 Double-acting hydraulic cylinder with integrated gas spring action and method for making the same Tone Oudelaar 2015-01-27
6751953 Hydraulic actuating device for a closure assembly Laurentius Andreas Gerardus Mentink, Daniël van 't Veen 2004-06-22
5809780 Hydraulic control valve Leendert Willem C. de Jong, Arjan Peter van Heiningen 1998-09-22
5765879 Locking arrangement for a fluid insertion connection Leendert Willem C. de Jong, Ben Kuiper, Aswin Leonard Koebrugge 1998-06-16
5647729 Radial piston pump Leendert Willem C. de Jong, Arjan Peter van Heiningen 1997-07-15
5542823 Reservoir body for a radial plunger pump Leendert Willem C. de Jong, Arjan Peter van Heiningen 1996-08-06
5509347 Radial piston pump Leendert Willem C. de Jong, Arjan Peter van Heiningen 1996-04-23