Inventor

STOLK HENDRIK J

NL6 patents

⚠️ This page may combine multiple inventors who share the name “STOLK HENDRIK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OCE TECH BV

4 patents

US7843113B2Nov 30, 2010

Ink jet device having piezoelectric actuator with insulating structure and method of producing the piezoelectric actuator

OCE TECH BV11 citations81

US9925769B2Mar 27, 2018

MEMS chip and method of manufacturing a MEMS chip

OCE TECH BV0 citations50

US9216577B2Dec 22, 2015

Droplet ejection device

OCE TECH BV0 citations50

US7791630B2Sep 7, 2010

Method of adjusting an exposure device for an electrophotographic printer and exposure device

OCE TECH BV3 citations50

WIJNGAARDS DAVID D L

2 patents

US8276250B2Oct 2, 2012

Method of manufacturing a piezoelectric ink jet device

WIJNGAARDS DAVID D L8 citations79

US8869362B2Oct 28, 2014

Method of forming an array of piezoelectric actuators on a membrane

WIJNGAARDS DAVID D L3 citations57