P

Inventor

YOON HYUN-NAM

US66 patents
⚠️ This page may combine multiple inventors who share the name “YOON HYUN-NAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOECHST CELANESE CORP

32 patents
US5834122ANov 10, 1998

Spectrally tuned multiple bandpass filters for video displays

HOECHST CELANESE CORP45 citations96
US5143577ASep 1, 1992

Smooth-wall polymeric channel and rib waveguides exhibiting low optical loss

HOECHST CELANESE CORP55 citations96
US4936645AJun 26, 1990

Waveguide electrooptic light modulator with low optical loss

HOECHST CELANESE CORP104 citations94
US5044725ASep 3, 1991

Polymeric thin film waveguide media

HOECHST CELANESE CORP47 citations93
US5002361AMar 26, 1991

Polymeric thin film waveguide media

HOECHST CELANESE CORP35 citations93
US4867538ASep 19, 1989

Organic nonlinear optical media

HOECHST CELANESE CORP26 citations93
US4810338AMar 7, 1989

Side chain liquid crystalline polymers exhibiting nonlinear optical response

HOECHST CELANESE CORP39 citations93
US4808332AFeb 28, 1989

Acrylic copolymers exhibiting nonlinear optical response

HOECHST CELANESE CORP25 citations93
US5994560ANov 30, 1999

Resolution of racemic mixtures using polymers containing chiral units

HOECHST CELANESE CORP25 citations92
US5739383AApr 14, 1998

Resolution of racemic mixtures using polymers containing chiral units

HOECHST CELANESE CORP19 citations92
US5738918AApr 14, 1998

Laminates of liquid crystalline polymeric films for polarizer applications

HOECHST CELANESE CORP51 citations92
US5667719ASep 16, 1997

High extinction polarizer films comprising liquid crystal polymeric moieties

HOECHST CELANESE CORP21 citations92
US5247042ASep 21, 1993

Isotropic acrylic polymer exhibiting nonlinear optical response

HOECHST CELANESE CORP26 citations92
US5039186AAug 13, 1991

Production of nonlinear optically responsive polymeric waveguides

HOECHST CELANESE CORP26 citations92
US4936644AJun 26, 1990

Polarization-insensitive interferometric waveguide electrooptic modulator

HOECHST CELANESE CORP34 citations92
US5672296ASep 30, 1997

Polarizer films comprising wholly aromatic liquid crystalline polymers and dichroic dyes

HOECHST CELANESE CORP30 citations91
US4932738AJun 12, 1990

Polarization-insensitive interferometric waveguide electrooptic modulator

HOECHST CELANESE CORP25 citations91
US5851423ADec 22, 1998

Liquid crystal display devices incorporating polarizers comprising liquid crystal polymers

HOECHST CELANESE CORP20 citations88
US5670871ASep 23, 1997

Polymeric film electrooptic sensor device

HOECHST CELANESE CORP32 citations88
US4915491AApr 10, 1990

Side chain liquid crystalline acrylic copolymers exhibiting nonlinear optical response

HOECHST CELANESE CORP22 citations82
US4835235AMay 30, 1989

Polyvinyl polymers exhibiting nonlinear optical response

HOECHST CELANESE CORP18 citations82
US4762912AAug 9, 1988

Process for producing polymeric media exhibiting third order nonlinear optical response

HOECHST CELANESE CORP21 citations82
US4855376AAug 8, 1989

Side chain liquid crystalline polymers exhibiting nonlinear optical properties

HOECHST CELANESE CORP20 citations81
US6001980ADec 14, 1999

Polyester toner composition for electrophotographic imaging systems

HOECHST CELANESE CORP15 citations80
US4962160AOct 9, 1990

Side chain liquid crystalline polymers exhibiting nonlinear optical response

HOECHST CELANESE CORP14 citations74
US4948532AAug 14, 1990

Side chain liquid crystalline polymers exhibiting nonlinear optical properties

HOECHST CELANESE CORP9 citations74
US4944896AJul 31, 1990

Side chain liquid crystalline polymers exhibiting nonlinear optical response

HOECHST CELANESE CORP13 citations74
US4933112AJun 12, 1990

Side chain liquid crystalline polymers exhibiting nonlinear optical properties

HOECHST CELANESE CORP9 citations74
US4892682AJan 9, 1990

Azomethine compositions having nonlinear optical properties

HOECHST CELANESE CORP6 citations74
US4868250ASep 19, 1989

Polysiloxane polymers exhibiting nonlinear optical response

HOECHST CELANESE CORP14 citations74
US4865430ASep 12, 1989

Acrylic copolymers exhibiting nonlinear optical response

HOECHST CELANESE CORP9 citations74
US4796976AJan 10, 1989

Side chain liquid crystalline polymeric media exhibiting third order nonlinear optical response

HOECHST CELANESE CORP12 citations74

CELANESE CORP

5 patents

DPI SOLUTIONS INC

3 patents

MATSCI SOLUTIONS INC

3 patents

LOCKHEED MISSILES SPACE

2 patents

CLARIANT INT LTD

1 patent

HOEBBST CELANESE CORP

1 patent

ASAHI GLASS CO LTD

1 patent

HNA HOLDINGS INC

1 patent

HOECAST CELANESE CORP

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.