Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8389075 | Sulfur-containing inorganic media coatings for ink-jet applications | Steven D. Looman, Eric L. Burch, John R. Moffatt, Gary Allan Ungefug, Rolf Steiger +1 more | 2013-03-05 |
| 8053043 | Recording sheet for ink jet printing | Robert Beer, Vincent Ruffieux, Martin Staiger, Rolf Steiger | 2011-11-08 |
| 7906187 | Ink jet recording sheet with photoparity | Yubai Bi, Martin Staiger, Rolf Steiger, Karl Peternell | 2011-03-15 |
| 7585553 | Inkjet media coating with improved lightfastness, scratch resistance, and image quality | Eric L. Burch, Yubai Bi, Martin Staiger | 2009-09-08 |
| 7560173 | Electrically active films | Martin Staiger, Rolf Steiger | 2009-07-14 |
| 7435448 | Sulfur-containing inorganic media coatings for ink-jet applications | Steven D. Looman, Eric L. Burch, John R. Moffatt, Gary Allan Ungefug, Rolf Steiger +1 more | 2008-10-14 |
| 7364773 | Method of making an inkjet recording sheet having pigment-binder gradient in the ink-receiving layer | Eric L. Burch, Martin Staiger | 2008-04-29 |
| 6872430 | Porous inkjet receiver layer with a binder gradient | Eric L. Burch, Martin Staiger | 2005-03-29 |
| 6780478 | Recording sheets for ink jet printing | Rolf Steiger | 2004-08-24 |
| 6156419 | Recording sheets for ink jet printing | Juergen Ketterer, Rolf Steiger, Felix Zbinden | 2000-12-05 |
| 5141845 | Process for the spectral sensitization of photographic silver halide emulsions and products thereof | Rolf Steiger | 1992-08-25 |
| 4367131 | Photolytic production of hydrogen from water | Michael Gratzel, Pierre Cuendet | 1983-01-04 |