RHEINSTAHL EISENWERK HILDEN AG has a total of 22 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany and France. Its main competitors in its focus markets thermal processes, materials and metallurgy and machine tools are KYUNG DONG NAVIEN CO LTD, OTTE & CO KG LAURENZ and CHOI YOUNG HWAN.
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy | |
| #3 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schoell Dr-Ing Guenter | 3 |
| #2 | Schiegries Paul | 3 |
| #3 | Linneberger Bruno | 2 |
| #4 | Mueller Johannes | 2 |
| #5 | Kretzmann Ernst | 1 |
| #6 | Schroeder Hans Hugo | 1 |
| #7 | Bienwald Gerhard | 1 |
| #8 | Guenther Schoell Dr-Ing | 1 |
| #9 | Ritter Rudolf | 1 |
| #10 | Nies Arthur | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1922963A1 | Foundry core of synthetic sand |
