Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7682487 | Product for use in papermaking and preparation thereof | Jouko Kaki, Tiina Luttikhedde, Guomei Peng | 2010-03-23 |
| 7585391 | Paper sizing composition | John Roberts, Claes Zetter, Guomei Peng | 2009-09-08 |
| 7504498 | Process for the manufacture of methyl cellulose ether | Lars Berglund, Karl-Axel Johansson | 2009-03-17 |
| 7319146 | Nonionic cellulose ether and its use | Peter Bostrom | 2008-01-15 |
| 7285182 | Composition for surface treatment of paper | Geoff Mason, Tomi Kimpimaki | 2007-10-23 |
| 7232503 | Method in internal sizing of liquid packaging board and internal size | Markku Nurminen, Claes Zetter | 2007-06-19 |
| 7211608 | Method for pretreatment of filler, modified filler with a hydrophobic polymer and use of the hydrophobic polymer | Mari Niinikoski, Olof Malmstrom, Markku Nurminen, Claes Zetter | 2007-05-01 |
| 6561274 | Method and apparatus for unloading well tubing | Anthony Hayes | 2003-05-13 |
| 5988201 | Automatic vent having a multi-hinged valve | Benno Lebkuchner | 1999-11-23 |
| 5140099 | Water soluble nonionic cellulose ethers and their use in paints | Peter Bostrom, Ingemar Ingvarsson | 1992-08-18 |
| 4908763 | Spectral data processing method for detection of hydrocarbons | — | 1990-03-13 |
| 4678911 | Method of collecting and processing spectral data for the earth's surface | Keith H. Patton | 1987-07-07 |