Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7758331 | Pipe support system | Heinrich Dohmann, Ralf Mickley, Norbert Kreth | 2010-07-20 |
| 7588708 | Spiral-webbed mandrel | Heinrich Dohmann | 2009-09-15 |
| 7077639 | Spiral-webbed mandrel | Heinrich Dohmann | 2006-07-18 |
| 6220446 | Particle size classifier | Robert Morgan Holland | 2001-04-24 |
| 6074983 | Method for making spherical adsorbent particles | Mahlon Robert Derolf, Leonard H. Smiley | 2000-06-13 |
| 6001764 | Olefin polymerization catalysts with specific silica supports | Thomas J. Pullukat, Ronald S. Shinomoto | 1999-12-14 |
| 5998329 | Method for making spherical adsorbent particles | Mahlon Robert Derolf, Leonard H. Smiley | 1999-12-07 |
| 5980727 | Method and equipment for removing organic halogen compounds from water | Leo Putz, Christian Putz | 1999-11-09 |
| 5980736 | Apparatus and process for processing rain and/or surface water | Leo Putz, Christian Putz | 1999-11-09 |
| 5895770 | Olefin polymerization catalysts with specific silica supports | Thomas J. Pullukat, Carl A. Gillings | 1999-04-20 |
| 5738814 | Method of manufacturing of lacquer-coated extrusion products | Norbert Kreth, Helmut Wiech, Berrie Penney | 1998-04-14 |
| 5149553 | Beer processing and composition | Kenneth A. Berg, M. Robert Derolf | 1992-09-22 |
| 4519239 | Apparatus for determining the flow shear stress of suspensions in particular blood | Holger Kiesewetter, Friedrich Jung, Hartmut Radtke | 1985-05-28 |