Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6288229 | Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material | Nobuko Komatsuzaki, Ryuzi Katoh, Yuichiro Himeda, Hideki Sugihara, Hironori Arakawa | 2001-09-11 |
| 5723650 | Cyclohexane tricarboxylic acid derivative and method for the preparation thereof | Takuji Hirose, Hideki Sugihara, Yuichiro Himeda, Zhen Wang, Bruce B. Baldwin | 1998-03-03 |
| 5599935 | Bisquinolinol and bisbenzoquinolinol compounds, and process for producing same | Kazuhisa Hiratani, Toshikazu Takahashi, Hideki Sugihara | 1997-02-04 |
| 5411667 | Method of selectively separating lead ions | Kazuhisa Hiratani, Hideki Suigihara | 1995-05-02 |
| 5182398 | .alpha.-Amino acid diamide and use thereof as cupric ion-transporting ionophore | Takuji Hirose, Toshikazu Takahashi, Kazuhisa Hiratani | 1993-01-26 |