Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635694 | Preparation agents | Franz Meyers, Jügen Kastner, Michael Wedler, Peter Weiser, Jochen Winkler | 2003-10-21 |
| 6454831 | Use of a fine-grained product produced during the production of titanium dioxide | Djamschid Amirzadeh-Asl, Wolfgang Röder | 2002-09-24 |
| 5997775 | Electrically conductive barium sulfate-containing composition and process of producing | Takao Hayashi, Norihiro Sato, Manabu Hosoi, Nobuyoshi Kasahara, Clemens Aderhold +3 more | 1999-12-07 |
| 5656716 | Titanium-containing catalyst and process for the production of polyester | Wolfgang Schmidt, Ulrich Thiele, Bernd Hirthe, Elke Hirschberg | 1997-08-12 |
| 5503680 | Stabilized starch, use of the stabilized starch and methods of producing it | Djamschid Amirzadeh-Asl | 1996-04-02 |
| 5312614 | Method for producing white electrically conductive zinc oxide | Takao Hayashi, Norihiro Sato, Chikara Omotani, Manabu Hosoi, Nobuyoshi Kasahara +2 more | 1994-05-17 |
| 5273822 | Fibrous electrically-conductive filler and process for producing the same | Takao Hayashi, Norihiro Sato, Chikara Omotani, Manabu Hosoi, Nobuyoshi Kasahara +2 more | 1993-12-28 |
| 5171364 | Process for preparing conductive acicular zinc oxide | Norihiro Sato, Takao Hayashi, Nobuyoshi Kasahara, Jorg Hocken, Gunther Rudolph | 1992-12-15 |
| 5131952 | Electrically conductive zinc sulfide powder and process of producing the same and use thereof | Takao Hayashi, Norihiro Sato, Manabu Hosoi, Nobuyoshi Kasahara, Clemens Aderhold +3 more | 1992-07-21 |
| 5102650 | Method of preparing needle-like conductive zinc oxide | Takao Hayashi, Norihiro Sato, Chikara Omotani, Manabu Hosoi, Nobuyoshi Kasahara +2 more | 1992-04-07 |
| 4885034 | Method of making a composite TiO.sub.2 pigment | Wolfgang Kreth | 1989-12-05 |