P

Inventor

GROH WERNER

DE31 patents
⚠️ This page may combine multiple inventors who share the name “GROH WERNER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOECHST AG

20 patents
US5871845AFeb 16, 1999

Electret fibers having improved charge stability, process for the production thereof and textile material containing these electret fibers.

HOECHST AG83 citations94
US5726107AMar 10, 1998

Non-wovens of electret fiber mixtures having an improved charge stability

HOECHST AG80 citations92
US5132530AJul 21, 1992

Light detector based on fluorescent dyes

HOECHST AG28 citations92
US5030321AJul 9, 1991

Method of producing a planar optical coupler

HOECHST AG22 citations92
US5300162AApr 5, 1994

Process for the production of an optical coupler for polymeric optical fibers

HOECHST AG22 citations91
US5281820AJan 25, 1994

Radiation detector

HOECHST AG44 citations90
US5208884AMay 4, 1993

New multicompatible optical coupler produced by injection molding

HOECHST AG16 citations73
US5198925AMar 30, 1993

α-fluoroacrylic acid esters and polymers thereof

HOECHST AG8 citations73
US5185832AFeb 9, 1993

Optical coupler for polymer optical waveguides

HOECHST AG14 citations73
US5175790ADec 29, 1992

Transparent thermoplastic molding compound made of 2,3-difluoroacrylic acid esters

HOECHST AG11 citations73
US5073314ADec 17, 1991

Method and apparatus for producing a star coupler from polymer optical waveguides

HOECHST AG9 citations73
US5187769AFeb 16, 1993

Transparent thermoplastic molding composition, process for its preparation and its use

HOECHST AG9 citations72
US4863236ASep 5, 1989

Optical waveguide with an essentially fluorine-free polymer core and a fluorine-containing polymer jacket

HOECHST AG17 citations72
US5319131AJun 7, 1994

α-fluoroacrylic acid esters and polymers thereof

HOECHST AG4 citations62
US5283303AFeb 1, 1994

Transplant thermoplastic molding compound made of 2,3-difluoroacrylic acid esters

HOECHST AG4 citations62
US5129031AJul 7, 1992

Core/shell optical waveguides with cores comprising halogenated phenyl acrylate or methacrylate

HOECHST AG3 citations62
US5032654AJul 16, 1991

Transparent polymer material

HOECHST AG2 citations62
US4919851AApr 24, 1990

Process for producing an optical coupler for polymer optical waveguides

HOECHST AG6 citations62
US5239027AAug 24, 1993

Transparent thermoplastic molding composition, process for its preparation and its use

HOECHST AG4 citations61
US5266668ANov 30, 1993

Substituted phenyl α-fluoroacrylates

HOECHST AG3 citations60

JOHNS MANVILLE

6 patents

JOHNS MANVILLE INT INC

2 patents

HOECHST CELANESE CORP

1 patent

JOHNS MARVILLE INTERNATIONAL I

1 patent

LEHNERT JOERG

1 patent