Inventor
ZEHNDER ULRICH
DE23 patents
⚠️ This page may combine multiple inventors who share the name “ZEHNDER ULRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OSRAM OPTO SEMICONDUCTORS GMBH
10 patentsUS6730939B2May 4, 2004
Radiation emitting semiconductor device
OSRAM OPTO SEMICONDUCTORS GMBH105 citations97
US7106090B2Sep 12, 2006
Optical semiconductor device with multiple quantum well structure
OSRAM OPTO SEMICONDUCTORS GMBH67 citations95
US7015514B2Mar 21, 2006
Light-emitting diode and method for the production thereof
OSRAM OPTO SEMICONDUCTORS GMBH44 citations92
US6897488B2May 24, 2005
Radiation-emitting chip
OSRAM OPTO SEMICONDUCTORS GMBH30 citations92
US7556974B2Jul 7, 2009
Optical semiconductor device with multiple quantum well structure
OSRAM OPTO SEMICONDUCTORS GMBH14 citations91
US7446344B2Nov 4, 2008
Radiation-emitting semiconductor chip, method for production thereof and radiation-emitting component
OSRAM OPTO SEMICONDUCTORS GMBH38 citations91
US7742677B2Jun 22, 2010
Method for producing an optoelectronic component
OSRAM OPTO SEMICONDUCTORS GMBH8 citations84
US7227191B2Jun 5, 2007
Optoelectronic component having a plurality of current expansion layers and method for producing it
OSRAM OPTO SEMICONDUCTORS GMBH12 citations84
US7592194B2Sep 22, 2009
Radiation-emitting and/or -receiving semiconductor component and method for the patterned application of a contact to a semiconductor body
OSRAM OPTO SEMICONDUCTORS GMBH11 citations83
US6858881B2Feb 22, 2005
Radiation-emitting semiconductor chip, and method for producing the semiconductor chip
OSRAM OPTO SEMICONDUCTORS GMBH6 citations73
OSRAM GMBH
7 patentsUS6849881B1Feb 1, 2005
Optical semiconductor device comprising a multiple quantum well structure
OSRAM GMBH173 citations98
US6891199B2May 10, 2005
Radiation-emitting semiconductor chip and light-emitting diode
OSRAM GMBH19 citations92
US7205578B2Apr 17, 2007
Semiconductor component which emits radiation, and method for producing the same
OSRAM GMBH10 citations82
US6946687B2Sep 20, 2005
Radiation-emitting semiconductor chip with a radiation-emitting active layer
OSRAM GMBH10 citations74
US7195942B2Mar 27, 2007
Radiation emitting semiconductor device
OSRAM GMBH7 citations73
US7169632B2Jan 30, 2007
Radiation-emitting semiconductor component and method for producing the semiconductor component
OSRAM GMBH6 citations73
US6972212B2Dec 6, 2005
Method for producing a radiation-emitting semiconductor chip
OSRAM GMBH8 citations73