Inventor · Langenau, DE

Bernhard Rieger

112Patents
18h-index
143Co-inventors
89Inventor score

Filing activity: Apr 29, 1987 → Jun 1, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5296434A Soluble catalyst systems for the preparation of polyalk-1-enes having high molecular weights Emerging Cross-Sectional Technologies 198 Expired
US5132262A Soluble catalyst systems for the polymerization of C.sub.2 - to C.sub.10 -alk-l-enes Emerging Cross-Sectional Technologies 140 Expired
US6555643B1 Linear, isotactic polymers, process for preparing same, and use thereof Emerging Cross-Sectional Technologies 84 Expired
US5122295A Matrix liquid crystal display Chemistry; Metallurgy 58 Expired
US5621127A Preparation of bridged half sandwich complexes Chemistry; Metallurgy 54 Expired
US5384065A Matrix liquid-crystal display Chemistry; Metallurgy 37 Expired
US7145022B2 Catalyst for the carbonylation of oxiranes Performing Operations; Transporting 35 Expired
US5308535A Electro-optical system containing a compensating film Physics 27 Expired
US5286411A Liquid-crystalline medium Chemistry; Metallurgy 27 Expired
US5368772A Liquid-crystalline medium Chemistry; Metallurgy 26 Expired
US7420064B2 Catalyst and method for the carbonylation of oxiranes Performing Operations; Transporting 25 Expired
US5578241A Liquid crystal display Chemistry; Metallurgy 24 Expired
US5389289A Liquid-crystalline medium Chemistry; Metallurgy 22 Expired
US5308542A 4,4'-disubstituted 2',3-difluorobisphenyls and a liquid-crystalline medium Chemistry; Metallurgy 22 Expired
US6284868A Functionalized carbon monoxide copolymers Performing Operations; Transporting 21 Expired
US5397505A Liquid crystalline medium Chemistry; Metallurgy 20 Expired
US5714087A Supertwist liquid-crystal display Chemistry; Metallurgy 19 Expired
US6770713B2 Compatbilizer and modifier for polymeric compositions comprising polyolefins Chemistry; Metallurgy 19 Expired
US4747027A Fluorescent lamp light unit Mechanical Engineering; Lighting; Heating 18 Expired
US5308541A Halogenated benzene derivatives, and a liquid-crystalline medium Chemistry; Metallurgy 16 Expired
US5321189A Preparation of propene oligomers Emerging Cross-Sectional Technologies 15 Expired
US6017469A Supertwist liquid-crystal display Chemistry; Metallurgy 15 Expired
US5389295A Benzene derivatives, and a liquid crystal medium Chemistry; Metallurgy 14 Expired
US5480581A Liquid-crystalline medium Chemistry; Metallurgy 14 Expired
US5350535A Liquid-crystalline medium Chemistry; Metallurgy 14 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.