WF

Walter Fischer

CI Ciba-Geigy: 40 patents #36 of 2,867Top 2%
Basf Se: 12 patents #1,345 of 13,826Top 10%
SA Siemens Aktiengesellschaft: 4 patents #3,516 of 22,248Top 20%
CC Ciba Specialty Chemicals: 4 patents #283 of 1,233Top 25%
U.S. Philips: 2 patents #4,133 of 8,851Top 50%
CD Chiron Diagnostics: 2 patents #27 of 121Top 25%
HA Huntsman Advanced Materials Americas: 2 patents #25 of 101Top 25%
VA Vantico: 2 patents #13 of 104Top 15%
Google: 2 patents #10,498 of 22,993Top 50%
RS Rohde & Schwarz: 1 patents #445 of 964Top 50%
CA Ciba-Geigy A.G.: 1 patents #3 of 21Top 15%
CG Continental Automotive Gmbh: 1 patents #979 of 2,324Top 45%
EA Epcos Ag: 1 patents #321 of 606Top 55%
CD Ciba Corning Diagnostics: 1 patents #49 of 119Top 45%
Overall (All Time): #24,514 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
5177218 Photochromic benzothioxanthone oxides, process for their preparation and the use thereof Jurgen Finter, Heinz Spahni 1993-01-05
5158829 Electroactive ultra-thin layers Alex Wegmann, Bernd Tieke, Carl W. Mayer, Bruno Hilti, Wolfgang Wernet 1992-10-27
5112977 Substituted naphthacene-5,12-diones Marcus Baumann, Jurgen Finter, Vratislav Kvita, Carl W. Mayer, Wolfgang Wernet 1992-05-12
5108841 Electroactive ultra-thin layers Alex Wegmann, Bernd Tieke, Carl W. Mayer, Bruno Hilti, Wolfgang Wernet 1992-04-28
5011944 Substituted .alpha.-pyrones Vratislav Kvita, Marcus Baumann, Carl W. Mayer, Thomas Allmendinger 1991-04-30
5001243 Substituted naphthacene-5, 12-diones Marcus Baumann, Jurgen Finter, Vratislav Kvita, Carl W. Mayer, Manfred Rembold +1 more 1991-03-19
4981962 Substituted tetrathiotetracenes and tetraselenotetracenes Marcus Baumann, Vratislav Kvita, Carl W. Mayer, Wolfgang Wernet 1991-01-01
4951141 Method of determining the transmission function of a video camera 1990-08-21
4933398 Photosensitive epoxy resins and use thereof Jurgen Finter 1990-06-12
4927865 Anthraquinoylcarboxylic acid hydrazides, curable compositions and use thereof Rudolf Duthaler, Jurgen Finter, Visvanathan Ramanathan 1990-05-22
4892686 Process for the preparation of 1-nitroanthraquinone Tibor Somlo 1990-01-09
4855084 Anthraquinoylcarboxylic acid hydrazides, curable compositions and use thereof Rudolf Duthaler, Jurgen Finter, Visvanathan Ramanathan 1989-08-08
4849533 Photosensitive compositions of matter which are capable of undergoing condensation or additional reactions and may or may not be crosslinkable, reaction products which can be prepared therefrom and their use Jurgen Finter, Friedrich Lohse 1989-07-18
4802238 Radio receiver Christian Suss 1989-01-31
4681950 Thioxanthone derivatives Jurgen Finter, Hans Zweifel 1987-07-21
4681477 Invisible connection for faced parts, in particular for furniture 1987-07-21
4678068 Automobile brake locking system Thomas Matthews, Lucas Petzwinkler 1987-07-07
4657842 Photosensitive compositions of matter comprising epoxide compounds and functional anthraquinones Jurgen Finter, Friedrich Lohse 1987-04-14
4585876 Novel xanthones and thioxanthones Jurgen Finter, Hans Zweifel 1986-04-29
4564578 Novel thioxanthones substituted by alpha-aminoalkyl groups Jurgen Finter 1986-01-14
4560643 Use of photosensitive compositions of matter for electroless deposition of metals Jurgen Finter 1985-12-24
4537977 Tetrasubstituted phthalic acid derivatives, and a process for their preparation Hans Zweifel 1985-08-27
4513512 Angle-measuring instrument having an indicator for the degree of angle 1985-04-30
4480105 3,5-Disubstituted phthalic acids and phthalic anhydrides Vratislav Kvita, Hans Zweifel 1984-10-30
4459414 Tetrasubstituted phthalic acid derivatives, and a process for their preparation Hans Zweifel 1984-07-10