JP

Josef Pfeifer

CI Ciba-Geigy: 49 patents #23 of 2,867Top 1%
AN Agfa-Gevaert Nv: 4 patents #634 of 1,819Top 35%
GI Giba-Geigy: 1 patents #1 of 13Top 8%
📍 Therwil, CH: #2 of 120 inventorsTop 2%
Overall (All Time): #47,911 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 26–50 of 54 patents

Patent #TitleCo-InventorsDate
4629685 Process for irradiating polyimides 1986-12-16
4617151 2- or 2,3-substituted 5,6,11,12-tetrathiotetracene and 5,6,11,12-tetraselenotetracene Carl W. Mayer, Vratislav Kvita 1986-10-14
4617375 Polyamide, from condensed cyclic dicarboxylic acid and branched chain diamine 1986-10-14
4487947 Substituted 1,11-diaminoundecanes, processes for producing them, and their use Dieter Reinehr 1984-12-11
4484004 Substituted 1,11-diaminoundecanes, processes for producing them and their use Dieter Reinehr 1984-11-20
4472318 1,10-Substituted 10-amino-deca-3,7-diene-nitriles and process for their preparation Dieter Reinehr 1984-09-18
4465823 Ethylenically unsaturated crosslinkable transparent polyamide Joseph Berger, Dieter Reinehr 1984-08-14
4460790 Substituted 1,11-diaminoundecanes, processes for producing them, and their use Dieter Reinehr 1984-07-17
4438164 Containers for X-ray films or the like Alfred Rheude 1984-03-20
4433137 Transparent polyamide from branched chain arylene diamine 1984-02-21
4429110 Transparent polyamide from branched chain arylalkyl diamine 1984-01-31
4377683 Transparent copolyamide from isophorone diamine and substituted undecane diamine Dieter Reinehr 1983-03-22
4355177 Substituted 11-amino-undeca-4,8-dienal and 11-amino-undecanal derivatives and processes for their preparation Dieter Reinehr 1982-10-19
4349730 Data processing device for reading and processing visually observable information present on a data carrier Rudolf Paulus, Eberhard Zieran 1982-09-14
4297480 Transparent polyamide from branched chain C.sub.11 diamine Dieter Reinehr 1981-10-27
4277621 Substituted 11-amino-undeca-4,8-dienal and 11-amino-undecanal derivatives and processes for their preparation Dieter Reinehr 1981-07-07
4275239 1,10-Dialkyl-1,10-decamethylenediamines Heinz Peter 1981-06-23
4258176 Transparent copolyamide from 1,10-disubstituted C.sub.11 diamine Dieter Reinehr 1981-03-24
4258177 Transparent copolyamide from 1,10-disubstituted C.sub.10 diamine 1981-03-24
4255559 Transparent copolyamide from 1,10-disubstituted-1,10 diamine 1981-03-10
4225701 Crystalline polyamides from branched chain diamine and terephthalic acid Heinz Peter 1980-09-30
4210743 Transparent polyamides from branched chain diamines Heinz Peter 1980-07-01
4210396 Electrophotographic method and apparatus Juurgen Muller, Alfred Rheude 1980-07-01
4210742 Transparent polyamides from branched chain diamine Heinz Peter 1980-07-01
4202961 Transparent polyamide from aromatic dicarboxylic acid and disubstituted decane diamine 1980-05-13