Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5997775 | Electrically conductive barium sulfate-containing composition and process of producing | Takao Hayashi, Norihiro Sato, Nobuyoshi Kasahara, Clemens Aderhold, Wolf-Dieter Griebler +3 more | 1999-12-07 |
| 5312614 | Method for producing white electrically conductive zinc oxide | Takao Hayashi, Norihiro Sato, Chikara Omotani, Nobuyoshi Kasahara, Gunther Rudolph +2 more | 1994-05-17 |
| 5273822 | Fibrous electrically-conductive filler and process for producing the same | Takao Hayashi, Norihiro Sato, Chikara Omotani, Nobuyoshi Kasahara, Wolf-Dieter Griebler +2 more | 1993-12-28 |
| 5131952 | Electrically conductive zinc sulfide powder and process of producing the same and use thereof | Takao Hayashi, Norihiro Sato, Nobuyoshi Kasahara, Clemens Aderhold, Wolf-Dieter Griebler +3 more | 1992-07-21 |
| 5102650 | Method of preparing needle-like conductive zinc oxide | Takao Hayashi, Norihiro Sato, Chikara Omotani, Nobuyoshi Kasahara, Gunther Rudolph +2 more | 1992-04-07 |