WS

Wilhelm Stewen

RA Ruhrkohle Ag: 8 patents #1 of 88Top 2%
DG Dr. C. Otto & Comp. Gmbh: 1 patents #22 of 49Top 45%
DG Dr. C. Otto Feuerfest Gmbh: 1 patents #2 of 12Top 20%
FS Firma Carl Still: 1 patents #34 of 64Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #390,598 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
5598149 Commercial-size, automatic industrial plant having several parts Klaus-Dieter Schreiter 1997-01-28
5421963 Coke-feeding device with housing for a dry cooling installation for coke Heinz Opdenwinkel, Norbert Dunker, Naoto Yasukouchi, Kazushi Kishigami 1995-06-06
5279713 Door Klaus Wessiepe 1994-01-18
5238252 Shut-off fittings with a sealing device Norbert Holken, Klaus Stefaniak 1993-08-24
5150543 Door Klaus Wessiepe 1992-09-29
5137602 Heating chamber for a coke oven and method of heating a coke oven Klaus Wessiepe 1992-08-11
4986032 Door Klaus Wessiepe 1991-01-22
4614567 Method and apparatus for selective after-quenching of coke on a coke bench Dieter Stahlherm, Reimer Haack, Helmut Lukaszewicz 1986-09-30
4580908 Thermometer for coke oven chamber walls 1986-04-08
4502922 Coke oven chamber door Peter H. K. Pape 1985-03-05
4481011 Coke oven charge mixtures with coal binder Wilhelm Weskamp 1984-11-06
4421604 Procedure to control quality of coal Wilhelm Weskamp, Gerd Nashan 1983-12-20
4385962 Method for the production of coke Wilhelm Weskamp 1983-05-31