P

Inventor

ALBERT BERNHARD

DE38 patents
⚠️ This page may combine multiple inventors who share the name “ALBERT BERNHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BASF AG

34 patents
US5282894AFeb 1, 1994

Use of a liquid containing IR dyes as printing ink

BASF AG187 citations97
US5804447ASep 8, 1998

Use of compounds which absorb and/or fluoresce in the IR region as markers for liquids

BASF AG67 citations95
US5607762AMar 4, 1997

Ink-ribbons comprising IR-absorbing compounds

BASF AG70 citations94
US4739053AApr 19, 1988

2H-v-triazolo[4-5-d]pyrimidines

BASF AG27 citations93
US5998211ADec 7, 1999

Use of compounds which absorb and/or fluoresce in the IR region as markers for liquids

BASF AG36 citations92
US5410053AApr 25, 1995

Rhodamine derivatives

BASF AG28 citations92
US4946762AAug 7, 1990

Monosubstituted and disubstituted phthalocyanines

BASF AG26 citations92
US5512095AApr 30, 1996

Naphthalocyanines

BASF AG32 citations88
US6340745B1Jan 22, 2002

Phthalocyanine and use of phthalocyanine as a marking agent

BASF AG14 citations84
US4937338AJun 26, 1990

Pigments

BASF AG16 citations81
US5061596AOct 29, 1991

Silicon naphthalocyanines and thin radiation sensitive coating films containing same

BASF AG7 citations74
US5047312ASep 10, 1991

Silicon naphthalocyanines with unsaturated ligands and optical recording medium

BASF AG7 citations74
US5032495AJul 16, 1991

Tetraazaporphyrins and optical recording medium

BASF AG11 citations74
US4999026AMar 12, 1991

Transferring dyes for thermal printing: tri-cyano-vinyl aniline dyes

BASF AG8 citations74
US4675423AJun 23, 1987

Camphordithiolene complexes

BASF AG7 citations74
US5656752AAug 12, 1997

Preparation of naphthalocyanines

BASF AG12 citations73
US4966798AOct 30, 1990

Optical recording medium

BASF AG9 citations73
US4917989AApr 17, 1990

Optical recording medium which has a reflector layer containing a silicon-phthalocyanine derivative

BASF AG10 citations73
US4806664AFeb 21, 1989

Novel tetraphenyldithiolene complexes, asymmetrically substituted benzoins, and optical recording materials containing the novel complexes

BASF AG12 citations73
US5445672AAug 29, 1995

Laked tris- or tetracationic polymethine dyes

BASF AG9 citations72
US4851549AJul 25, 1989

Pigments

BASF AG8 citations72
US4785088ANov 15, 1988

Pigments and their preparation

BASF AG11 citations72
US5783694AJul 21, 1998

IR-absorbing phthalocyanines

BASF AG4 citations63
US5338848AAug 16, 1994

Indolizinetrimethine dyes

BASF AG6 citations63
US5221751AJun 22, 1993

Heterocyclic polymethine dyes with carbamate or amide groups

BASF AG3 citations62
US5169975ADec 8, 1992

Binary azulenesquaric acid dyes, their intermediates and optical recording medium

BASF AG2 citations62
US5122435AJun 16, 1992

Amido-containing azulene squaric acid dyes, intermediates therefor and optical recording medium

BASF AG6 citations62
US7132482B2Nov 7, 2006

Method for vulcanizing caoutchouc or latex by applying a mixture of sulfur and a complexing agent

BASF AG3 citations61
US5405968AApr 11, 1995

Polyketomethine dyes

BASF AG2 citations61
US5101032AMar 31, 1992

Cycloalkylidene dyes

BASF AG2 citations61
US5162045ANov 10, 1992

Transferring dyes for thermal printing

BASF AG0 citations52
US5064702ANov 12, 1991

Quinoxalinepentamethine dyes and optical recording medium containing same

BASF AG0 citations52
US4904566AFeb 27, 1990

Optical recording medium containing an azulenium dye

BASF AG1 citations51
US5235573AAug 10, 1993

Repositioning laser beams in information storage media

BASF AG0 citations48

HOELDERICH WOLFGANG

1 patent

BASF LACKE & FARBEN

1 patent

BROSIUS SIBYLLE

1 patent

REESE OLIVER

1 patent