P

Inventor

KISS AKOS

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

DEGUSSA

27 patents
US5116586AMay 26, 1992

Method for the reduction of nitrogen oxides from waste gases using a zeolite

DEGUSSA96 citations94
US5316993AMay 31, 1994

Molded bodies containing dealuminated zeolite Y and the process for their production

DEGUSSA40 citations92
US5008223AApr 16, 1991

Grayish-black encapsulated pigments and method of their production

DEGUSSA23 citations91
US4874433AOct 17, 1989

Methods of preparing encapsulated pigments

DEGUSSA27 citations91
US5043016AAug 27, 1991

Brown to gray inclusion pigments and method of their production

DEGUSSA10 citations74
US6171568B1Jan 9, 2001

Method for the purification of exhaust air and/or effluents by contact with moulded bodies containing dealuminated zeolite Y

DEGUSSA7 citations73
US5254162AOct 19, 1993

Brown spinel pigments based on zinc chromite, method of their production and use

DEGUSSA13 citations73
US5223240AJun 29, 1993

Method of preparing zeolite Y

DEGUSSA10 citations73
US5205866AApr 27, 1993

Method for making grey-black inclusion pigments

DEGUSSA7 citations73
US5194089AMar 16, 1993

Coated spinel color pigments, process for their production and use

DEGUSSA15 citations73
US5545784AAug 13, 1996

Method of modifying molecular sieves by means of solid state ion exchange, and a method for hydrogenating olefinic compounds

DEGUSSA11 citations72
US5529964AJun 25, 1996

Modified molecular sieves by means of solid ion exchange

DEGUSSA12 citations72
US5434114AJul 18, 1995

Method of modifying molecular sieves by means of solid state ion exchange

DEGUSSA11 citations72
US4767567AAug 30, 1988

Process for producing luminous material based on manganese activated zinc silicate

DEGUSSA12 citations72
US5252125AOct 12, 1993

Inclusion pigments of zirconium silicate formed with spinel inclusions, a process for the preparation and use thereof

DEGUSSA8 citations71
US4806268AFeb 21, 1989

Luminescing glasses

DEGUSSA10 citations71
US5312980AMay 17, 1994

Process for the separation of amino acids from aqueous solutions

DEGUSSA11 citations68
US4946622AAug 7, 1990

Blue luminescing glasses

DEGUSSA7 citations68
US5389402AFeb 14, 1995

Method of producing decorations which are color-stable in a porcelain firing and a pigment composition suitable therefor

DEGUSSA7 citations67
US5035746AJul 30, 1991

Biege-brown encapsulated pigments and method of their production

DEGUSSA2 citations63
US5021092AJun 4, 1991

Method for the preparation of gray-green pigments based on zirconium silicate/vanadium compounds and sodium compound

DEGUSSA5 citations63
US5019169AMay 28, 1991

Gray-black encapsulated pigments and method for their preparation

DEGUSSA3 citations63
US5252126AOct 12, 1993

Neutral blue zirconium-vanadium pigments

DEGUSSA5 citations62
US4767566AAug 30, 1988

Process for producing luminous material based on manganese activated cadmium borate

DEGUSSA6 citations61
US4578212AMar 25, 1986

Lead activated luminescent material and process for its production

DEGUSSA2 citations61
US5330571AJul 19, 1994

Inclusion pigments of zirconium silicate with included chromic oxide, a process for the preparation and use thereof

DEGUSSA3 citations60
US5676838AOct 14, 1997

Process for isolating hydroxymonocarboxylic and tricarboxylic acids

DEGUSSA1 citations47

NOKIA CORP

2 patents

VERIZON PATENT & LICENSING INC

2 patents