Inventor
KLAPPERT ROLF
CH11 patents
⚠️ This page may combine multiple inventors who share the name “KLAPPERT ROLF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASULAB SA
10 patentsUS6005654ADec 21, 1999
Liquid crystal display device intended, in particular, to form a color image display screen
ASULAB SA51 citations92
US5497171AMar 5, 1996
Electronic display arrangement
ASULAB SA32 citations91
US6549254B1Apr 15, 2003
Bragg reflection optical device and methods for the manufacturing thereof
ASULAB SA27 citations89
US6982019B2Jan 3, 2006
Method for manufacturing a batch of multi-layered cells, such as liquid crystal display cells, or electrochemical photovoltaic cells
ASULAB SA10 citations71
US6917236B2Jul 12, 2005
Method and apparatus for level shifting
ASULAB SA9 citations71
US6680003B2Jan 20, 2004
Chiral doping agents with variable spiral pitch induction and application thereof to a reflective color display
ASULAB SA8 citations67
US6093578AJul 25, 2000
Method for manufacturing a plurality of electro-optical cells, in particular liquid crystal cells
ASULAB SA7 citations65
US7826023B2Nov 2, 2010
Display cell, in particular liquid crystal, or photovoltaic cell comprising means for connection to an electronic control circuit
ASULAB SA3 citations62
US7338726B2Mar 4, 2008
Multi-layered cell, particularly a liquid crystal display cell, or electrochemical photovoltaic cell
ASULAB SA1 citations50
US7177004B2Feb 13, 2007
Connection means for setting up an electric connection between a cell, in particular a liquid crystal cell, and a power or control circuit
ASULAB SA0 citations40