Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8221590 | Headbox for a machine for producing a fibrous web | Wolfgang Ruf, Konstantin Ferkl, Markus Iläussler | 2012-07-17 |
| 6890408 | Headbox for the metered addition of a fluid medium into a suspension stream | Wolfgang Ruf, Hans Loser | 2005-05-10 |
| 6602388 | Process for forming headbox for a machine | Wolfgang Ruf, Hans Loser, Thomas Dietz, Konstantin Fenkl | 2003-08-05 |
| 6585860 | Method to control or regulate the basis weight of a paper or cardboard web | Wolfgang Ruf, Hans Loser | 2003-07-01 |
| 6524441 | Process for detecting and correcting a fiber orientation cross direction profile change | Wolfgang Ruf, Hans Loser, Ulrich Begemann | 2003-02-25 |
| 6471828 | Headbox | Wolfgang Ruf, Hans Loser, Thomas Dietz, Konstantin Fenkl | 2002-10-29 |
| 6464837 | Headbox and process for the metered addition of a fluid medium into a suspension stream of a headbox | Wolfgang Ruf, Hans Loser | 2002-10-15 |
| 6368461 | Device to control or regulate the basis weight of a paper or cardboard web | Wolfgang Ruf, Hans Loser | 2002-04-09 |
| 6261418 | Headbox with flexible support plates | Wolf-Gunter Stotz, Thomas Merath, Christoph Link, Josef Frey, Eckart Krageloch +3 more | 2001-07-17 |
| 6174413 | Device for detecting and correcting a fiber orientation cross direction profile change | Wolfgang Ruf, Hans Loser, Ulrich Begemann | 2001-01-16 |
| 6162331 | Apparatus and process for controlling or regulating a web property profile | Wolfgang Ruf, Hans Loser | 2000-12-19 |
| 6077395 | Head box of paper machine | Hans Loser, Wolfgang Ruf | 2000-06-20 |
| 5993606 | Headbox of a paper machine which reduces effective width of liquid feed | Hans Loser, Wolfgang Ruf | 1999-11-30 |
| 5985098 | Continuously variable sectioned headbox | Hans Loser, Wolfgang Ruf | 1999-11-16 |
| 5900121 | Dosing feeder for the breast box of papermaking machine | Rudolf Munch | 1999-05-04 |
| 5795441 | Breast box for a papermaking machine | Robert Trondle | 1998-08-18 |
| 5695611 | Process for modifying a breast box for a paper or cartonmaking machine | Alfred Bubik, Peter Drtina, Harald F. Hess, Michael Kochendorfer, Thomas Merath +4 more | 1997-12-09 |
| 5431785 | Multilayer head box for a paper machine | Alfred Bubik | 1995-07-11 |